Gelfand, S. I.

Methods of homological algebra / by: Manin, IU. I.; Gelfand, S. I. (Language materials, printed)

I.M. Gelfand Seminar / by: Gelfand, I. M.; Gelfand, S. I.; Gindikin, S. G.; Gelfand Seminar in Functional Analysis ((1993 :) (Language materials, printed)