@article{SEDP_1989-1990____A10_0,
     author = {Petkov, V. M.},
     title = {Les singularit\'es du noyau de l'op\'erateur de diffusion pour des obstacles non-convexes},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:8},
     pages = {1--12},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1989-1990},
     zbl = {0707.35092},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1989-1990____A10_0/}
}