共 38 条
[2]
BARBSY SL, 1975, INTERSTATE MIGRATION
[3]
BIGGAR J, 1980, RES AGING, V2, P211
[5]
BIGGAR JC, 1984, GRAYING SUNBELT LOOK
[6]
Cebula R. J., 1979, DETERMINANTS HUMAN M
[8]
CROCKETT J, 1963, AGING EC
[10]
CROWN WH, 1987, MIGRATION REGIONAL D