@article{SEDP_1982-1983____A7_0,
     author = {Petkov, V. M.},
     title = {La distribution des p\^oles de la matrice de diffusion},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:7},
     pages = {1--8},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1982-1983},
     zbl = {0537.35061},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1982-1983____A7_0/}
}