AHMED, B.; ABDULLAH, J. Ultrasound Assisted Synthesis Of Pyrazolone Derivatives. Journal of Education and Science (JES), [S. l.], v. 26, n. 5, p. 57–63, 2013. DOI: 10.33899/edusj.2013.163055. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23210. Acesso em: 6 aug. 2025.