【题 名】： Comments on "A New Product Growth for Model Consumer Durables The Bass Model"
            【作 者】： Frank M. Bass
            【期刊】：MANAGEMENT SCIENCE
            【年, 卷(期), 起止页码】：Vol. 50, No. Supplement 12 , December 2004, pp. 1833-1840
            【全文链接】：http://mansci.journal.informs.org/cgi/content/abstract/50/12_supplement/1833