Avlonitis, M. and Papadopoulos, G. A.
: Foreshocks and b-value: bridging macroscopic observations to source mechanical considerations, Pure Appl. Geophys., 171, 2569–2580, https://doi.org/10.1007/s00024-014-0799-6, 2014.
Baiesi, M. and Paczuski, M.
: Scale-free networks of earthquakes and aftershocks, Phys. Rev. E, 69, 066106, https://doi.org/10.1103/PhysRevE.69.066106, 2004.
Baiesi, M. and Paczuski, M.
: Complex networks of earthquakes and aftershocks, Nonlin. Processes Geophys., 12, 1–11, https://doi.org/10.5194/npg-12-1-2005, 2005.
: How Nature Works: The Science of Self-Organised Criticality, NY, Copernicus Press, New York, 1996.
Barani, S. and Eva, C.
: Did the 6 April 2009 L'Aquila Earthquake Fill a Seismic Gap?, Seismol. Res. Lett., 82, 645–653, https://doi.org/10.1785/gssrl.82.5.645, 2011.
: From earthquake prediction research to time-variable seismic hazard assessment applications, Pure Appl. Geophys., 168, 329–366, 2011.
Bufe, C. G. and Varnes, D. J.
: Predictive modeling of the seismic cycle of the greater San Francisco Bay region, J. Geophys. Res., 98, 9871–9883, 1993.
Calderoni, G., Rovelli, A., and Di Giovambattista, R.
: Transient anomaly in fault zone-trapped waves during the preparatory phase of the 6 April 2009, Mw
6.3 L'Aquila earthquake, Geophys. Res. Lett., 42, 6137–6144, https://doi.org/10.1002/2014GL061199, 2014.
Cianchini, G., De Santis, A., Barraclough, D. R., Wu, L. X., and Qin, K.
: Magnetic transfer function entropy and the 2009 Mw
= 6.3 L'Aquila earthquake (Central Italy), Nonlin. Processes Geophys., 19, 401–409, https://doi.org/10.5194/npg-19-401-2012, 2012.
Costa, L. F., Rodrigues, F. A., Travieso, G., and Villas Boas, P. R.
: Characterization of Complex Networks: A Survey of measurements, Adv. Phys., 56, 167–242, https://doi.org/10.1080/00018730601170527, 2007.
Daskalaki, E., Papadopoulos, G. A., Spiliotis, K., and Siettos, C.
: Analysing the topology of seismicity in the Hellenic arc using complex networks, J. Seismol., 18, 37–46, https://doi.org/10.1007/s10950-013-9398-8, 2014.
De Santis, A., Cianchini, G., Qamili, E., and Frepoli, A.
: The 2009 L'Aquila (Central Italy) seismic sequence as a chaotic process, Tectonophysics, 496, 1–4, 44–52, 2010.
De Santis, A., Cianchini, G., Favali, P., Beranzoli, L., and Boschi, E.
: The Gutenberg-Richter Law and Entropy of Earthquakes: Two Case Studies in Central Italy, B. Seismol. Soc. Am., 101, 1386–1395, 2011.
De Santis, A., Cianchini, G., and Di Giovambattista, R.
: Accelerating moment release revisited: examples of application to Italian seismic sequences, Tectonophysics, 639, 82–98, https://doi.org/10.1016/j.tecto.2014.11.015, 2015.
Dieterich, J. H.
: A constitutive law for rate of earthquake production and its application to earthquake clustering, J. Geophys. Res., 99, 2601–2618, 1994.
Di Luccio, F., Ventura, G., Di Giovambattista, R., Piscini, A., and Cinti, F. R.
: Normal faults and thrusts reactivated by deep fluids: The 6 April 2009 Mw
6.3 L'Aquila earthquake, central Italy, J. Geoph. Res., 115, B06315, https://doi.org/10.1029/2009JB007190, 2010.
Enescu, D., Enescu, B. D., and Moldovan, I. A.
: Contribution to the short-term prediction of Vrancea earthquakes, Roman, J. Phys., 46, 237–253, 2001.
Evison, F. F.
: On the existence of earthquake precursors, Ann. Geophys., 42, 5, 762–770, 1999.
: Clustering in complex directed networks, Phys. Rev. E, 76, 026107, https://doi.org/10.1103/PhysRevE.76.026107, 2007.
Gulia, L., Tormann, T., Wiemer, S., Herrmann, M., and Seif, S.
: Short-term probabilistic earthquake risk assessment considering time-dependent b values, Geophys. Res. Lett., 43, 1100–1108, https://doi.org/10.1002/2015GL066686, 2016.
: Seismicity patterns of earthquake swarms due to fluid intrusion and stress triggering, Geophys. J. Int., 159, 1090–1096, https://doi.org/10.1111/j.1365-246X.2004.02463.x, 2004.
Hauksson, E., Stock, J., Bilham, B., Boese, M., Chen, X., Fielding, E. J., Galetzka, J., Hudnut, K. W., Hutton, K., Lones, L. M., Kanamori, H., Shearer, P. M., Steidl, J., Treiman, J., Wei, S., and Yang, W.
: Report on the August 2012 Brawley earthquake swarm in Imperial Valley, Southern California, Geophys. Res. Lett., 84, 177–189, https://doi.org/10.1785/0220120169, 2013.
Humphries, M. D., Gurney, K., and Prescott, T. J.
: The brainstem reticular formation is a small-world, not scale-free, network, Proc. Biol. Sci., 273, 503–511, https://doi.org/10.1098/rspb.2005.3354, 2006.
Jiménez, A., Tiampo, K., Posadas, A., Luzon, F., and Donner, R.
: Analysis of complex networks associated to seismic clusters near the Itoiz reservoir dam, Eur. Phys. J.-Spec. Top., 174: 181, https://doi.org/10.1140/epjst/e2009-01099-1, 2009.
Jones, L. M. and Molnar, P.
: Some characteristics of foreshocks and their possible relationship to earthquake prediction and premonitory slip on fault, J. Geophys. Res., 84, 3596–3608, 1979.
Jordan, T. H., Chen, Y. T., Gasparini, P., Madariaga, R., Main, I., Marzocchi, W., Papadopoulos, G. A., Sobolev, G., Yamaoka, K., and Zschau, J.
: Operational earthquake forecasting: state of knowledge and guidelines for utilization, Ann. Geophys., 54, 316–391, https://doi.org/10.4401/ag-5350, 2011.
Kagan, Y. and Knopoff, L.
: Statistical study of the occurrence of shallow earthquakes, Geophys. J. Roy. Astr. S., 55, 67–86, 1978.
Lippiello, E., Marzocchi, W., de Arcangelis, L., and Godano, C.
: Spatial organization of foreshocks as a tool to forecast large earthquakes, Sci. Rep., 2, 846, https://doi.org/10.1038/srep00846, 2012.
: Global tectonics and earthquake risk, Developments in Geotectonics, 5, Elsevier Scientific Publ. Co., Amsterdam, 320 pp., 1974.
Lucente, F. P., De Gori, P., Margheriti, L., Piccinini, D., Di Bona, M., Chiarabba, C., and Piana Agostinetti, N.
: Temporal variation of seismic velocity and anisotropy before the 2009 Mw 6.3 L'Aquila earthquake, Italy, Geology, 38, 1015–1018, https://doi.org/10.1130/G31463.1, 2010.
Main, I. G.
: A damage mechanics model for power-law creep and earthquake aftershock and foreshock sequences, Geophys. J. Int., 142, 151–161, 2000.
: Retrospective on the accelerating seismic release (ASR) hypothesis: controversy and new horizons, Review Article, Tectonophysics, 505, 1–16, https://doi.org/10.1016/j.tecto.2011.03.010, 2011.
: Study of elastic shocks caused by the fracture of heterogeneous materials and its relation to earthquake phenomena, Bull. Earthq. Res. Inst., University of Tokyo, 40, 125–173, 1962.
: The fracture of a semi-infinite body caused by an inner stress origin and its relation to the earthquake phenomena (second paper), Bull. Earthq. Res. Inst., University of Tokyo, 41, 595–614, 1963a.
: Some discussions on aftershocks, foreshocks, and earthquake swarms: the fracture of a semi-infinite body caused by an inner stress origin and its relation to earthquake phenomena (third paper), Bull. Earthq. Res. Inst., University of Tokyo, 41, 615–658, 1963b.
Newman, M. E. J.
: The structure and function of networks, Siam Rev., 45, 167–256, 2003.
Nanjo, K. Z., Hirata, N., Obara, K., and Kasahara, K.
: Decade-scale decrease in b value prior to the M9-class 2011 Tohoku and 2004 Sumatra quakes, Geophys. Res. Lett., 39, L20304, https://doi.org/10.1029/2012GL052997, 2012.
Narteau, C., Byrdina, S., Shebalin, P., and Schorlemmer, D.
: Common dependence on stress for the two fundamental laws of statistical seismology, Nature, 462, 642–645, 2009.
: Space-time point-process models for earthquake occurrences, Ann. Inst. Statist. Math., 50, 379–402, 1998.
: On the aftershocks of earthquakes, J. Coll. S. Tokyo, 7, 111–200, 1894.
Orfanogiannaki, K., Karlis, D., and Papadopoulos, G. A.
: Identification of temporal patterns in the seismicity of Sumatra using Poisson Hidden Markov Models, Res. Geophys., 4, 4969, https://doi.org/10.4081/rg.2014.4969, 2014.
Papadopoulos, G. A.
: Long-term accelerating foreshock activity may indicate the occurrence time of a strong shock in the Western Hellenic Arc, Tectonophysics, 152, 179–192, 1988.
Papadopoulos, G. A., Charalampakis, M., Fokaefs, A., and Minadakis, G.
: Strong foreshock signal preceding the L'Aquila (Italy) earthquake (Mw
6.3) of 6 April 2009, Nat. Hazards Earth Syst. Sci., 10, 19–24, https://doi.org/10.5194/nhess-10-19-2010, 2010.
Papadopoulos, G. A., Avlonitis, M., Di Fiore, B., and Minadakis, G.
: Short-term foreshocks and their predictive value, Proceedings of 9th International Statistical Seismology Workshop, Potsdam, 14–17 June 2015.
Papazachos, B. C.
: Foreshocks and earthquake prediction, Tectonophysics, 28, 213–226, 1975.
Peruzza, L., Pace, B., and Visini, F.
: Fault-based earthquake rupture forecast in central Italy: remarks after the l'Aquila Mw 6.3 event, B. Seismol. Soc. Am., 101, 404–412, https://doi.org/10.1785/0120090276, 2011.
Sugan, M., Kato, A., Miyake, H., Nakagawa, S., and Vuan, A.
: The preparatory phase of the 2009 Mw6.3 L'Aquila earthquake by improving the detection capabilityof low-magnitude foreshocks, Geophys. Res. Lett., 41, 6137–6144, https://doi.org/10.1002/2014GL061199, 2014.
: A non-extensive approach in investigating the seismicity of L'Aquila area (central Italy), struck by the 6 April 2009 earthquake (ML = 5.8), Terra Nova, 22, 87–93, https://doi.org/10.1111/j.1365-3121.2009.00920.x, 2010.
Telesca, L. and Lovallo, M.
: Analysis of seismic sequences by using the method of visibility graph, Europhys. Lett., 97, 50002, https://doi.org/10.1209/0295-5075/97/50002, 2012.
Telesca, L., Lovallo, M., Aggarwal, S. K., and Khan, P. K.
: Precursory signatures in the visibility graph analysis of seismicity: an application to the Kachchh (Western India) seismicity, Phys. Chem. Earth, 85–86, 195–200, 2015.
: On the nature of three Alaskan aftershock sequences of 1957 and 1958, B. Seismol. Soc. Am., 52, 279–297, 1962a.
: On the time interval between two consecutive earthquakes, Tech. Bull. USCGS, 17, 1–5, 1962b.
: Representation and analysis of the earthquake size distribution: A historical review and some new approaches, Pure Appl. Geophys., 155, 509–535, 1992.
: A list of deadly earthquakes in the world: 1500–2000, International Handbook of Earthquake & Engineering Seismology Part A, edited by: Lee, W. H. K., Kanamori, H., Jennings, P. C., and Kisslinger, C., Academic Press, San Diego, 691–717, 2002.
Walters, R. J., Elliott, J. R., D'Agostino, N., England, P. C., Hunstad, I., Jackson, J. A., Parsons, B., Phillips, R. J., and Roberts, G.
: The 2009 L'Aquila Earthquake (Central Italy): a source mechanism and implications for seismic hazard, Geophys. Res. Lett., 36, L17312, https://doi.org/10.1029/2009GL039337, 2009.
: Simulation of Seismicity due to Fluid Migration in a Fault Zone, Geophys. J. Int., 132, 674–686, 1998.
: Long-term earthquake forecasts based on the epidemic-type aftershock sequence (ETAS) model for short-term clustering, Res. Geophys., 2, 52–57, 2012.
Zhuang, J. and Ogata, Y.
: Properties of the probability distribution associated with the largest event in an earthquake cluster and their implications to foreshocks, Phys. Rev. E., 73, 046134, https://doi.org/10.1103/PhysRevE.73.046134, 2006