Salwa, Salwa, Irwansyah Irwansyah, Zata Yumni Awanis, Abdurrahim Abdurrahim, and Nuzla Af’idatur Robbaniyyah. 2025. “Matriks Copson Dan Ruang Barisan”. Mandalika Mathematics and Educations Journal 7 (1):39-50. https://doi.org/10.29303/jm.v7i1.8364.