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PUBLISHER JAGMAN Institute Yogyakarta Jl. Singamulanjoyo, Wirobrajan II No. 343, RT 17 RW 04, Kelurahan Wirobrajan, Kecamatan Wirobrajan, Kota Yogyakarta 55252 Email: editorjlf@jagmaninstitute.com Official Website: https://jagmaninstitute.com |