GeometriDatar

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PPPG Matematika

  

Digitally signed by PPPG Matematika

DN: cn=PPPG Matematika, o=PPPG Matematika, c=ID

Date: 2004.10.20 11:22:52 +08'00'

Reason: Ini adalah produksi PPPG

Matematika Location: Yogyakarta