Rahmawati S, Chonnaniyah C, Lestari W. Bimbingan Belajar Gratis Mata Pelajaran Matematika Tingkat SD di Yayasan Kencana Bakti Semesta (YKBS) Badung Bali. Bakti Cendana [Internet]. 2023 Feb. 28 [cited 2026 Jan. 11];6(1):70-6. Available from: http://jurnal.unimor.ac.id/BC/article/view/3723