Sitohang DH, Siregar A, Siti ayu Nurhidayati. SEJARAH DAN MAKNA ULOS BATAK TOBA . Widya Pustaka [Internet]. 2023Dec.8 [cited 2024May16];11(2):27 -34. Available from: https://jiwpp.unram.ac.id/index.php/widya/article/view/116