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Alamat Redaksi
Jurusan Teknik Mesin
Fakultas Teknik Universitas Negeri Surabaya
Kampus UNESA Ketintang Surabaya 60231
Telp. (031) 8299487, Fax. (031) 8292957
Laman: https://journal.unesa.ac.id/index.php/otopro
Email: jurnalotopro@unesa.ac.id
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P-ISSN:1858-411X
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