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Ersa Sitompul

1 ºÝºÝߣShare34 Followers90 Followings
1 ºÝºÝߣShare34 Followers90 Followings
Personal Information
Organization / Workplace
Yogyakarta
About
Well, that's me~

Presentations(1)Ìý

Bundled Tube Structure
Bundled Tube StructureBundled Tube Structure
Bundled Tube Structure
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