Ugwu, David Izuchukwu, Uchechukwu C. Okoro, and Narendra Kumar Mishra. “Synthesis, Characterization and Anthelmintic Activity Evaluation of Pyrimidine Derivatives Bearing Carboxamide and Sulphonamide Moieties”. Journal of the Serbian Chemical Society 83, no. 4 (April 30, 2018): 401–409. Accessed April 28, 2024. https://www.shd-pub.org.rs/index.php/JSCS/article/view/4591.