共 50 条
- [33] THE SUMMABILITY OF SCHRODINGER OPERATOR SPECTRAL EXPANSIONS IN EIGEN-FUNCTIONS BY RIESZ MEAN DOKLADY AKADEMII NAUK SSSR, 1986, 288 (03): : 563 - 566
- [39] On the Riesz basis property of the root functions in certain regular boundary value problems Mathematical Notes, 1998, 64 : 483 - 487