共 6 条
[1]
HAMSTROM FE, 1962, JAAGFO, V5, P15
[2]
IRELAND L, 1962, TEX DENT J, V80, P6
[3]
LAPORTE EJ, 1956, CHRONICLE OMAHA DIST, V20, P77
[4]
WALKER HM, 1953, STATISTICAL INFERENC, P484
[5]
WOLCOTT RB, 1964, J AM ACADEMY GOLD FO, V7, P28
[6]
1966, JADA, V72, P435