Authors: MARSHALL PS BERG WD

Citation: Ps. Marshall et Wd. Berg, DESIGN GUIDELINES FOR RAILROAD PREEMPTION AT SIGNALIZED INTERSECTIONS, ITE journal, 67(2), 1997, pp. 20

Authors: MESAK HI BERG WD

Citation: Hi. Mesak et Wd. Berg, INCORPORATING PRICE AND REPLACEMENT PURCHASES IN NEW PRODUCT DIFFUSION-MODELS FOR CONSUMER DURABLES, Decision sciences, 26(4), 1995, pp. 425-449