Suhariyanto, L. Rusdiyana, Dika Andini Suryandari, Dimitra Meidina Kusnadi, and Hafizh Naufal Atho’ulloh, “Redesign of the coal gate on a 20 ton/hour chain grate boiler at pt sopanusa”, AMORI, vol. 4, no. 2, Dec. 2025.