M. H. A. E.- hamied Soliman and S. S. A. El-Sakka, “Reactions of 5-(4-methoxy-3-methylphenyl)-2(3H)-furanone with some electrophilic and nucleophilic reagents”, Eur. J. Chem., vol. 8, no. 4, pp. 417–421, Dec. 2017.