Ubaidillah, Mahbub, Djupri Nurahman, and Sumarman Sumarman. “Slab Planning Of A 5-Storey Apartment Building On Jalan Pemuda Semarang”. Journal of World Science 4, no. 9 (September 24, 2025): 1297–1302. Accessed August 8, 2026. https://jws.rivierapublishing.id/index.php/jws/article/view/1511.