共 8 条
[1]
DORN HAROLD F., 1952, HUMAN BIOL, V24, P235
[2]
DUBLIN LI, 1949, LENGTH LIFE STUDY LI, P312
[3]
DUBLIN LI, 1949, LENGTH LIFE, pCH9
[4]
GREVILLE TNE, 1957, DIVISION ACTUARY ACT, V46
[5]
Greville TNE, 1943, RECORD AM I ACTUARIE, V32, P29
[6]
SPIEGELMAN M, 1955, INTRO DEMOGRAPHY, pCH6
[7]
WOLFBEIN SL, 1957, 4TH INT GER C MER IT, P5
[8]
WOLFENDEN HH, 1954, POPULATION STATISTIC, pCH10