JULVIANTO ROMAN TEO; WONG, Irwan Lie Keng; FITRIAN, Eltrit Bima. The Influence of Adding Kepayang Shell Charcoal Residue to Clay Soil on Unconfined Compressive Strength (UCT). Paulus Civil Engineering Journal, Makassar, I.D., v. 7, n. 1, p. 64–73, 2025. DOI: 10.52722/dykx2y47. Disponível em: https://ojs.ukipaulus.ac.id/index.php/pcej/article/view/831. Acesso em: 25 jul. 2025.