"10.2307/2573607" . "A Short Method for Projecting Population by Age from One Decennial Census to Another"^^ . . "41" . "163-170" . "1962"^^ . "10.2307/2573607" . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . . . .