"Assessment of The Asphalt Produced in Some Factories of Asphalt in Al-Hilla City". مجلة جامعة بابل للعلوم الهندسية, م 26, عدد 3, فبراير، 2018, ص 236-4, https://journalofbabylon.com/index.php/JUBES/article/view/1121.