共 5 条
[1]
BLASIO GD, 1974, COMM MATH PHYS, V38, P331
[2]
Povzner A. J., 1962, MAT SBORNIK, V58, P65
[3]
POVZNER AJ, 1965, AM MATH SOC T 2, V47, P193
[4]
PRATO GD, 1971, S MATHEMATICA, V7, P233
[5]
PRATO GD, TO BE PUBLISHED