@article{SEDP_1978-1979____A20_0,
     author = {Bardos, C. and Cessenat, M.},
     title = {Spectre de l'op\'erateur de transport},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:20},
     pages = {1--9},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1978-1979},
     zbl = {0412.35072},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1978-1979____A20_0/}
}