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David Barrera

1 ºÝºÝߣShare14 Followers12 Followings
1 ºÝºÝߣShare14 Followers12 Followings
Personal Information
Organization / Workplace
Lingen, Germany

Presentations(1)Ìý

Introduc. a la geometriaIntroduc. a la geometria
Introduc. a la geometria
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