TY - CHAP A1 - Keilman, N. T1 - Demographic translation: From period to cohort perspective and back Y1 - 2006 A3 - Wunsch, G. A3 - Caselli, G. A3 - Vallin, J. T2 - Demography: Analysis and Synthesis CY - Burlington, San Diego, and London PB - Elsevier SP - 215 EP - -225 ER -