共 3 条
[1]
Bakhvalov N. S., 1971, Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki, V11, P1014
[2]
Osipenko K. Yu., 1972, MAT ZAMETKI, V12, P465
[3]
Smolyak S.A., 1965, THESIS MOSCOW STATE