M. Yamin, Bohari, Sukeri M. Yusof, Ahamad Sahali Mahadi, and Mahaira A. Kadir. “X-Ray Crystal Structures of Ortho Isomers of Chlorophenylbenzoylthiourea and Nitrophenylbenzoylthiourea”. Malaysian Journal of Science 21 (December 26, 2002): 1–5. Accessed December 23, 2024. http://jummec.um.edu.my/index.php/MJS/article/view/8849.