@article{JEDP_2000____A19_0,
     author = {Tzvetkov, Nikolay},
     title = {Bilinear estimates related to the {KP} equations},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {19},
     pages = {1--12},
     publisher = {Universit\'e de Nantes},
     year = {2000},
     mrnumber = {2001f:35358},
     language = {en},
     url = {http://www.numdam.org/item/JEDP_2000____A19_0/}
}