Tuyen, Tran Ngoc, Nguyen Duc Vu Quyen, Ho Van Minh Hai, Dang Xuan Tin, and Dao Thi Phuong Mai. 2017. “Synthesis of Environment-Friendly (Bi, Ca, Zn)VO4 Inorganic Yellow Pigments”. <i>Vietnam Journal of Science and Technology</i> 55 (1). Hanoi, VN:64-73. https://doi.org/10.15625/0866-708X/55/1/8215.