2019. Cumulative Ability of Oudneya africana R. Br and Zygophyllum gaetulum Emb for Some Heavy Metals in Hamada Oil Field, Libya. Libyan Journal of Ecological & Environmental Sciences and Technology. 1, 2 (Dec. 2019), A 1 – 6. DOI:https://doi.org/10.63359/219shr62.