On the categorization of demand patterns. - Aris A. Syntetos; John E. Boylan; J. D. Croston (J. Oper. Res. Soc., 2005)

Reply to Kostenko and Hyndman. - Aris A. Syntetos; John E. Boylan; J. D. Croston (J. Oper. Res. Soc., 2006)