@article{TMF_1989_80_3_a4, author = {A. I. Zaslavskii}, title = {Behavior of~massless feynman integrals near singular points}, journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika}, pages = {372--380}, publisher = {mathdoc}, volume = {80}, number = {3}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TMF_1989_80_3_a4/} }