共 5 条
[2]
ALEKSEYEV AS, 1967, OBRATNYYE DINAMICHES, P9
[3]
ALEKSEYEV AS, 1998, T IVMIMG SO RAN SER, V6, P7
[4]
Tikhonov A.N., 1972, URAVNENIYA MATEMATIC
[5]
TOLSTOY I, 1969, MIR