“Synthesis of New Macrocycles of Ortho-Methoxy Salicylaldehyde Using Claisen-Schmidt Condensation”. Global Journal of Science Frontier Research 14, no. B7 (January 5, 2015): 39–42. Accessed August 15, 2026. https://www.journalofscience.org/index.php/GJSFR/article/view/1339.