TY - CHAP A1 - Murphy, M. A1 - Knudsen, L.B. T1 - The relationship of parents', brothers' and sisters' fertility histories with the onset of childbearing in contemporary Denmark Y1 - 2009 A3 - Festy, P. A3 - Sardon, J.-P. T2 - A Demographer by Profession. A Homage to GĂ©rard Calot: Special Edition of Population CY - Paris PB - INED SP - 265 EP - -284 ER -