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