Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1990_312_1_a15, author = {A. I. Zaslavskii}, title = {Ramification of massless {Feynman} integrals around a {Landau}}, journal = {Doklady Akademii Nauk}, pages = {72--76}, publisher = {mathdoc}, volume = {312}, number = {1}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_312_1_a15/} }
A. I. Zaslavskii. Ramification of massless Feynman integrals around a Landau. Doklady Akademii Nauk, Tome 312 (1990) no. 1, pp. 72-76. http://geodesic.mathdoc.fr/item/DAN_1990_312_1_a15/