oleh Panigoro, Hasan S. , Rahmi, Emli

oleh Maisaroh, Siti , Resmawan, Resmawan , Rahmi, Emli

oleh Hasan, Nurhalis , Resmawan, Resmawan , Rahmi, Emli

oleh Panigoro, Hasan S. , Rahmi, Emli , Achmad, Novianita , Mahmud, Sri Lestari

oleh Universitas Sam Ratulangi , Liebman, Ariel , Tan, Ken seng , Nellen, Wolfgang , Soebandrio, Amin , Corputty, Angel , Lukas, Angreanus , Widodo, Basuki , Sihotang, Deny M. , Rahakbauw, Dorteus L. , Rahmi, Emli , Sriliana, Idhia , Lusiana, Evellin Dewi , Hulukati, Evi , Sopiany, Hanifah Nurus , Panigoro, Hasan S. , Suharna, Hery

oleh Mokodompit, Reza; Department of Mathematics, Faculty of Mathematics and Natural Sciences, State University of Gorontalo , Nurwan, Nurwan; Department of Mathematics, Faculty of Mathematics and Natural Sciences, State University of Gorontalo , Rahmi, Emli; Department of Mathematics, Faculty of Mathematics and Natural Sciences, State University of Gorontalo