Hameed, Karzan K., and Faiq H. S. Hussain. 2018. “Ultrasound-Assisted Synthesis of Some New N-(Substituted Carboxylic Acid-2-Yl)-6-Methyl-4-Substituted Phenyl-3, 4-Dihydropyrimidine-2(1H)-One Carboxamides”. EURASIAN JOURNAL OF SCIENCE AND ENGINEERING 4 (2): 61-73. https://doi.org/10.23918/eajse.v4i2p61.