Cang, H., Lu, Y., Shi, W., Shao, J., & Xu, Q. (2013). Green Synthesis of Schiff Bases Derived from 4,5-Diazafluorene-9-one in Aqueous Medium Under Microwave Irradiation. Asian Journal of Chemistry, 25(6), 3390–3392. https://doi.org/10.14233/ajchem.2013.13848