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[Subject: Generalities]
- ÛíÑ ãÑÊÝÚ
Translated by: CHEHAIMI MOHAMAD
Translated in 54 languages
[Subject: Geology, Meteorology, Hydrology]
- Þáíá ÇáÇÑÊÝÇÚ Úä ãÓÊæì ÓØÍ ÇáÈÍÑ
Translated in 26 languages