Andrews, B., and Mansur Ahmed. “Novel Synthesis and Characterization of Some Pyrimidine Derivatives of Oxadiazoles, Triazole and 1,3,4-Thiadiazoles”. Asian Journal of Chemistry 25, no. 4 (November 1, 2012): 2070–2072. Accessed July 3, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_4_68.