AN, V. V. T. Study on using maximum amount of fly ash in producing ultra-high performance concrete. Journal of Science and Technology in Civil Engineering (JSTCE) - HUCE, [S. l.], v. 12, n. 3, p. 51–61, 2018. DOI: 10.31814/stce.nuce2018-12(3)-06. Disponível em: https://stce.vjst.net/index.php/en/article/view/1171. Acesso em: 18 sep. 2026.