TY - JOUR A1 - Hyndman, Rob J. A1 - Booth, Heather A1 - Yasmeen, Farah T1 - Coherent mortality forecasting: The product–ratio method with functional time series models Y1 - 2013 DO - 10.1007/s13524-012-0145-5 VL - 50 SP - 261 EP - -283 ER -