Date: May 31, 2017
Source: JURNAL KIMIA VALENSI
Publisher: UIN Syarif Hidayatullah, Universitas Islam Negeri Syarif Hidayatullah
Date: Nov 30, 2016
Source: JURNAL KIMIA VALENSI
Publisher: UIN Syarif Hidayatullah, Universitas Islam Negeri Syarif Hidayatullah