Penggunaan Abu Batu Sebagai Pengganti Sebagian Material Pasir. Journal of Applied Civil Engineering and Infrastructure Technology, [S. l.], v. 3, n. 2, p. 40–43, 2022. DOI: 10.52158/jaceit.v3i2.418. Disponível em: https://journal.isas.or.id/index.php/JACEIT/article/view/418. Acesso em: 22 dec. 2025.