Hasbiyati, Ihda, Hasriati Hasriati, and T Nababan. 2022. “MODEL MATEMATIS RUTE WISATA DI RIAU DENGAN MENGGUNAKAN PEMROGRAMAN GOL”. Pattimura Proceeding: Conference of Science and Technology 2 (1), 299-312. https://ojs3.unpatti.ac.id/index.php/pcst/article/view/5608.