LUBIS, Julianto. Towards stronger paving blocks: The combined effects of cement–sand mix proportion and geometry on compressive strength. Societa: Journal of Society and Change, [S. l.], v. 1, n. 1, p. 61–74, 2026. Disponível em: https://perfidiajournal.com/index.php/societa/article/view/21. Acesso em: 24 jul. 2026.