Oktafianto, E. A. ., and N. I. . Arvitrida. “eterogeneous ehicle outing roblem ith imultaneous ickup and elivery to ptimize ast ile eliveries of ustainable etail”. urnal ransportasi: istem, aterial, an nfrastruktur, vol. 6, no. 1, July 2025, pp. A285-A291, https://journal.its.ac.id/index.php/transportasi/article/view/2563.