Comptes Rendus de L`Academie des Sciences. Ser. Mathematique

1989. V. 309 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,20

          V. 308 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

1988. V. 307 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

          V. 306 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

1987. V. 305 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

          V. 304 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

1986. V. 303 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

          V. 302 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

1985. V. 301 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18

          V. 300 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18

1984. V. 299 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18

          V. 298 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

1983. V. 297 № 1,2,3,4,5,6,7,8,9,10,11,12,13

          V. 296 № 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23