M. M. Rahman, M. L. Hossain, A. K. M. L. Rahman, and A. F. G. M. Reza, “Efficient synthesis of structurally diverse polysubstituted non-fused pyrimidines (NFPs) and their derivatives via four-component reaction (4-CRs) protocols”, Braz. J. of Sci., vol. 5, no. 10, pp. 72–94, Jun. 2026.