QUASI-CLASSICAL SOLUTIONS OF INVERSE PROBLEM OF VARIATIONAL CALCULUS СтатьяFILIPPOV V.M.Doklady Akademii nauk SSSR. Том 285. 1985. С. 53-56
S-ALGEBRAS AND HARISH-CHANDRA MODULES ON REDUCTIVE LIE-ALGEBRAS СтатьяZHELOBENKO D.P.Doklady Akademii nauk SSSR. Том 283. 1985. С. 1306-1308