Laila M Zargoun و Salih Muftah Bashir 2023. Extraction of Polyhydroxybutyrates from Bacillius cereus isolated from Engine Oil-polluted Soils. مجلة جامعة بني وليد للعلوم الإنسانية والتطبيقية. 8, 2 (2023), 554–574. DOI:https://doi.org/10.58916/jhas.v8i2.481.