Gerakan Swapraja Siak dan Upaya Pembentukan Daerah Istimewa (1950-1953). Jurnal Penelitian Ilmiah Multidisipliner , [S. l.], v. 2, n. 04, p. 206–212, 2025. Disponível em: https://ojs.ruangpublikasi.com/index.php/jpim/article/view/1301.. Acesso em: 8 dec. 2025.