共 36 条
- [29] PROJECTIVE-MODULES OVER DIFFERENTIAL-OPERATORS RING OF AFFINE PLANES WITH POSITIVE CHARACTERISTICS VESTNIK MOSKOVSKOGO UNIVERSITETA SERIYA 1 MATEMATIKA MEKHANIKA, 1990, (02): : 66 - 68
- [30] SOLVABILITY OF INVARIANT DIFFERENTIAL-OPERATORS OF PRINCIPAL TYPE ON CERTAIN LIE-GROUPS AND SYMMETRIC-SPACES JOURNAL D ANALYSE MATHEMATIQUE, 1980, 37 : 118 - 127