Items where Author is "Helsy, I"

Article

Helsy, I and Maryamah, Maryamah and Farida, Ida and Ramdhani, Muhammad Ali (2017) Volta-Based Cells Materials Chemical Multiple Representation to Improve Ability of Student Representation. Journal of Physics: Conference Series, 895 (012010). pp. 1-5. ISSN 1742-6596

Conference or Workshop Item

Farida, Ida and Helsy, I and Nurmelati, M (2015) Pengembangan Prototype Reaktor dan Prosedur Eksperimen Pembuatan Biogas Skala Rumah Tangga dari Sampah Organik Untuk Pembelajaran Kimia. In: Prosiding Seminar Nasional Sains dan Teknolog, 22-23 April 2015, Bandung.