共 5 条
[1]
AHMED MS, 1961, ANN MATH STAT, V32, P809, DOI 10.1214/aoms/1177704975
[2]
Aitken A.C., 1936, P EDINBURGH MATH SOC, V5, P37
[4]
Campbell JT., 1934, P EDINB MATH SOC, V4, P18, DOI DOI 10.1017/S0013091500024135
[5]
Teicher H, 1954, SKAND AKTUARIETIDSKR, V37, P1