Lumbanraja, Ira Octavia, Department of Mathematics, Universitas Negeri Medan, Medan 20221 (Indonesia)

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Editorial Office:
Faculty of Mathematics and Natural Sciences-Universitas Negeri Medan
Jl. Willem Iskandar / Pasar V, Medan, Sumatera Utara – Indonesia
Kotak Pos 1589, Kode Pos 20221
Telp. +6285260614736
E-mail : jmns@unimed.ac.id


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