TY - CHAP A1 - Arjas, E. A1 - Kangas, P. T1 - A discrete-time method for the analysis of event histories Y1 - 1992 A3 - Trussel, J. A3 - Hankinson, R. A3 - Tilton, J. T2 - Demographic applications of event history analysis CY - Oxford PB - Clarendon ER -