Selecting an optimal contractual payment model for Istanbul's public bus operators using non-linear mathematical programming
Research in Transportation Economics, Vol. 76, No. 100750, Eylül 2019, s. 1-12, ISSN: 0739-8859
CANITEZ FATİH, ÇELEBİ DİLAY, DEVECİ MUHAMMET, KUVVETLİ YUSUF