共 25 条
[3]
BOUKAS EK, 1993, CONTR-THEOR ADV TECH, V9, P577
[4]
DESOUZA CE, 1993, CONTR-THEOR ADV TECH, V9, P457
[7]
Hajnal J., 1958, MATH PROC CAMBRIDGE, V54, P233, DOI DOI 10.1017/S0305004100033399
[8]
Ito K., 1951, Nagoya Math. J, V3, P55, DOI [10.1017/S0027763000012216, DOI 10.1017/S0027763000012216, 10.1017/s0027763000012216]
[9]
Ito K, 1944, P IMP ACAD TOKYO, V20, P519