فهرس المقالات Price discount حرية الوصول المقاله صفحة الملخص نص كامل 1 - Retailer's inventory system in a two-level trade credit financing with selling price discount and partial order cancellations A Thangam حرية الوصول المقاله صفحة الملخص نص كامل 2 - Retailer’s inventory system in a two-level trade credit financing with selling price discount and partial order cancelations A. Thangam