@Article{npg-28-43-2021,
AUTHOR = {Wichmann, D. and Kehl, C. and Dijkstra, H. A. and van Sebille, E.},
TITLE = {Ordering of trajectories reveals hierarchical finite-time coherent sets in Lagrangian particle data: detecting Agulhas rings in the South Atlantic Ocean},
JOURNAL = {Nonlinear Processes in Geophysics},
VOLUME = {28},
YEAR = {2021},
NUMBER = {1},
PAGES = {43--59},
URL = {https://npg.copernicus.org/articles/28/43/2021/},
DOI = {10.5194/npg-28-43-2021}
}