Digital Object Identifier
Mendeley
Further Information:
Direktorat Penerbitan dan Publikasi Ilmiah
Universitas Surabaya
Jl. Raya Kalirungkut - Surabaya 60293
Gedung Perpustakaan Lt. 4
Telp. 031-2981344
E-mail: ppi@unit.ubaya.ac.id
Laman: http://ppi.ubaya.ac.id
eISSN 2721-2432 [LIPI] [PORTAL.ISSN]
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