%0 Journal Article %T Estimable functions of age, period, and cohort effects %A Rodgers, Willard L. %A Smith, Herbert L. %A Mason, William M. %A Fienberg, Stephen E. %D 1982 %P 774-787 %J American Sociological Review %V 47 %I 6 %2 ISSN: 0003-1224 %U http://www.jstor.org/stable/2095213