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[Subject: Mathematics]
Translated by: TZUNG-HSIEN CHEN
Translated in 22 languages
[Subject: Sociology]
Translated in 9 languages
Translated by: GUEST USER
Translated in 2 languages
[Subject: Geology, Meteorology, Hydrology]
- dénivellation de terrain
Translated by: DAVID LAURENT
Translated in 8 languages