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1Academic Journal
المصدر: Open Journal of Geology ; volume 14, issue 07, page 705-722 ; ISSN 2161-7570 2161-7589
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2Academic Journal
المؤلفون: Tshanga, Matthieu M., Mashala, Pierre T., Mashauri, Faidance
المصدر: Journal of Geoscience and Environment Protection ; volume 11, issue 10, page 167-183 ; ISSN 2327-4336 2327-4344