Yuan, S. et al. 2013. Microwave-assisted Synthesis of 2-Methyl-4-Quinolinones via Combes Synthesis Catalyzed by Acidic Resin under Solvent-Free Condition. Asian Journal of Chemistry. 25, 10 (May 2013), 5535–5538. DOI:https://doi.org/10.14233/ajchem.2013.OH9.