@article{DE_1997_33_8_a16,
     author = {B. Yu. Sternin and V. E. Shatalov},
     title = {Analytic continuation of fundamental solutions of elliptic equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1123--1133},
     publisher = {mathdoc},
     volume = {33},
     number = {8},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1997_33_8_a16/}
}