(NpSEWDODIFFERENCIALXNYE OPERATORY I SPEKTRALXNYAQ TEORIQ (B/s - (N{UBIN(B, (NmIHAIL aLEKSANDROWI^s ((NmOSKWA (B:s (NnAUKA(B. (NgL(B. (NRED(B. (NFIZ(B.-(NMAT(B. (NLIT(B.,s, 1978)
(NsPISOK LIT(B. (NS(B. 268 - 275s
Keywords: (NoPERATORY (B((NMAT(B.) (NPSEWDODIFFERENCIALXNYEs