共 6 条
[1]
BABIN AV, 1983, USP MAT NAUK, V38, P228
[2]
BABIN AV, 1984, MAT SBORNIK, V123, P147
[4]
GORBACHUK VI, 1984, BOUNDARY PROBLEMS DI
[5]
GORODETSKII VV, 1984, UKR MAT ZH, V36, P500
[6]
Suetin P.K., 1979, CLASSICAL ORTHOGONAL