共 4 条
[1]
HANSON DL, 1965, MATHEMATICAL REVIEWS, V30, P124
[2]
KENDALL DG, 1960, JR STATIST SOC A, V123, P484
[3]
LEVY P, 1964, CR HEBD ACAD SCI, V259, P1923
[4]
Lukacs E., 1960, CHARACTERISTIC FUNCT