{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Purchasing portfolio models: a critique and update.: An article from: Journal of Supply Chain Management","author_name":"Cees J. Gelderman, Arjan J. van Weele","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000B9DYBM.html\">Purchasing portfolio models: a critique and update.: An article from: Journal of Supply Chain Management</a>","width":400,"height":300}