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[Subject: Geology, Meteorology, Hydrology]
Translated by: CHEHAIMI MOHAMAD
Translated in 20 languages
Translated in 19 languages
[Subject: Generalities]
Translated by: ROUCHDI ABDEL MAJID
Translated in 6 languages
[Subject: Literature (Belle-Lettres)]
Translated in 5 languages
Translated in 3 languages
Translated in 61 languages