K. K. Hameed and F. H. S. Hussain, “Ultrasound-Assisted Synthesis of Some New N-(Substituted Carboxylic Acid-2-yl)-6-Methyl-4-Substituted Phenyl-3, 4-Dihydropyrimidine-2(1H)-One Carboxamides”, EAJSE, vol. 4, no. 2, pp. 61–73, Dec. 2018, doi: 10.23918/eajse.v4i2p61.