L Raja, Saur, Department of Chemistry Faculty of mathematics and natural sciences Universitas Sumatera Utara, Indonesia

• ABDIMAS TALENTA: Jurnal Pengabdian Kepada Masyarakat Vol. 4 No. 2 (2019): ABDIMAS TALENTA: Jurnal Pengabdian Kepada Masyarakat - Articles
  Application of coconut battery waste to graphic as an alternative electrode on primary battery cells
  Abstract  PDF