TY - JOUR A1 - Denton, F.T. A1 - Spencer, B.G. T1 - Some demographic consequences of changing cohort fertility patterns: An investigation using the Gompertz function Y1 - 1974 DO - 10.2307/2173961 JF - Population Studies VL - 28 IS - 2 SP - 309 EP - -318 ER -