TY - JOUR A1 - Plu, M. T1 - A variational formulation for translation and assimilation of coherent structures JO - Nonlin. Processes Geophys. J1 - NPG VL - 20 IS - 5 SP - 793 EP - 801 Y1 - 2013/10/17 PB - Copernicus Publications SN - 1607-7946 UR - https://npg.copernicus.org/articles/20/793/2013/ L1 - https://npg.copernicus.org/articles/20/793/2013/npg-20-793-2013.pdf DO - 10.5194/npg-20-793-2013 ER -