Damanik, Marini, Chemistry Department Faculty of Mathematics and Natural Science, State University of Medan (Indonesia)
Damanik, Virni Grace Irene, Chemistry Department, Indonesian University of Education, Bandung, Indonesia (Indonesia)
Daniel, Ivan, Department of Chemistry, State University of Medan (Indonesia)
Darmana, Ayi, Billingual Program of Chemistry Depatment, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, Jl. Willem iskandar Ps. V, Medan estate, Indonesia. (Indonesia)
Darningsih, Ribka, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan (Indonesia)

6 - 10 of 12 Items    << < 1 2 3 > >> 

This work is licensed under a Creative Commons Attribution 4.0 International License.