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OSIS MATSANSA has been a member of Linktree for less than a month and joined in October 2026. Resources Rianlinktree has populated their site with include: • Kalender Program Kerja OSIS 2027-2028 - Google Sheets • Surat Izin ekstrakurikuler - Google Docs • Google Docs: Sign-in • Kotak Aspirasi Siswa