P.JAISURYA; S.YUVARAJ; MRS.S.SARANKOKILA. Experimental investigation on replacement of cement by waste paper sludge ash in concrete . International journal of intellectual advancements and research in engineering computations, [S. l.], v. 6, n. 2, p. 1224–1228, 2018. DOI: 10.61096/ijiarec.v6.iss2.2018.1224-1228. Disponível em: https://ijiarec.com/ijiarec/article/view/633. Acesso em: 17 jun. 2026.