RAMALINGAM, P., et al. “Synthesis of Some ’N’ Bridgehead Heterocycles Containing Quinoxaline and 1,2,4-Triazole and Their Antifungal and Antitubercular Activity”. Asian Journal of Chemistry, vol. 20, no. 5, Mar. 2010, pp. 4132-4, https://asianpubs.org/index.php/ajchem/article/view/12737.