Irianto NAI, Mohd Khirul Anwar BA, Khairul Anuar IZ. The assessment of standard concrete under damage and undamage condition using non-destructive test (NDT) method. MARI [Internet]. 2023 Nov. 8 [cited 2024 Jul. 18];4(4):54-60. Available from: https://penerbit.uthm.edu.my/periodicals/index.php/mari/article/view/8428