@article{IM2_1998_62_6_a4,
     author = {A. N. Kochubei},
     title = {Fundamental solutions of pseudodifferential equations connected with $p$-adic quadratic forms},
     journal = {Izvestiya. Mathematics},
     pages = {1169--1188},
     year = {1998},
     volume = {62},
     number = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1998_62_6_a4/}
}