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CristianCossioBarra

Cristian Cossio Barra

2 ºÝºÝߣShares32 Followers51 Followings
2 ºÝºÝߣShares32 Followers51 Followings
Personal Information
Organization / Workplace
Santiago, Chile
Occupation
Analista Quimico

Presentations(2)Ìý

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Ejercicio matematicaEjercicio matematica
Ejercicio matematica
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