Pengenalan Alat Musik Tradisional Indonesia bagi Mahasiswa International Summer School 2025 di Universitas Mulawarman, Kalimantan Timur : Introduction to Traditional Musical Instrument Training for International Summer School 2025 Students at Mulawarman University, East Kalimantan (Institute for Research and Community Services Universitas Muhammadiyah Palangkaraya, 2026)