HIEP, Trinh Xuan; TRUONG, Nguyen Xuan; DUNG, Nguyen Van; CHINH, Vu Van. Production of dicalcium phosphate from Lao Cai second grade apatite ore leached by dilute hydrochloric acid. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 55, n. 2, p. 209–219, 2017. DOI: 10.15625/0866-708X/55/2/8312. Disponível em: https://vjs.ac.vn/jst/article/view/8312. Acesso em: 10 jan. 2026.