Items where Author is "Arif Widiyatmoko, -"
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Dharis Dwi Apriliyanti , - and Sri Haryani, MIPA Pendidikan Kimia and Arif Widiyatmoko, - (2015) Pengembangan Alat Peraga Ipa Terpadu Pada Tema Pemisahan Campuran Untuk Meningkatkan Keterampilan Proses Sains. Unnes Science Education Journal, 4 (2). pp. 835-841. ISSN 2252-6617