PRELIMINARY ASSESSMENT OF THE EFFECTS OF BLAST DESIGN FACTORS ON FRAGMENTATION AT LAFARGE KANTHAN LIMESTONE QUARRY, CHEMOR, PERAK. ASEAN Engineering Journal, [S. l.], v. 10, n. 2, 2021. DOI: 10.11113/aej.v10.16598. Disponível em: https://journals.utm.my/aej/article/view/16598.. Acesso em: 5 may. 2024.