Muh Anhar dan Sartika 2022. Penggunaan Katalis Kalsium Karbonat Pada Karburasi Padat Baja ST 37. Journal of Applied Mechanical Engineering and Renewable Energy. 2, 1 (Feb 2022), 1 - 8. DOI:https://doi.org/10.52158/jamere.v2i1.292.