-
1par Sobolev Sergei Lvovich
Pergamon Press 1964Livre -
2par Sobolev Sergei Lvovich
American Mathematical Society 1963, cop. 1963Livre -
3par Sobolev Sergei Lvovich
Akademie-Verlag 1964Livre -
4par Sobolev Sergei Lvovich
American Mathematical Society cop.1991Livre -
5Livre