Boyman, Siti Noranizahhafizah, and Jayum Anak Jawan. 2018. “Pola Pengundian Pilihan Raya Umum Parlimen 2013 Di Sarawak: Voting Patterns of Parliamentary Elections 2013 In Sarawak”. Perspektif Jurnal Sains Sosial Dan Kemanusiaan 10 (3):73-82. https://ejournal.upsi.edu.my/index.php/PERS/article/view/1794.