Hasmar Halim NAJ. KARAKTERISTIK BETON DENGAN AGREGAT KASAR PELLET POLYPROPYLENE DAN VARIASI AGREGAT HALUS. inersia [Internet]. 2015 May 25 [cited 2025 May 12];10(1). Available from: https://journal.uny.ac.id/index.php/inersia/article/view/4427