{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A goal programming approach to vehicle routing problems with soft time windows [An article from: European Journal of Operational Research]","author_name":"H.I. Calvete, C. Gale, M.J. Oliveros, Sanchez-Valv","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0PC/bigB000PC02II.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000PC02II.html\">A goal programming approach to vehicle routing problems with soft time windows [An article from: European Journal of Operational Research]</a>","width":400,"height":300}