مقالة · مجلة · 2014
Samson Oluropo Adeosun, Mohammed Awwalu Usman, Emmanuel M Akpan, Winifred Ifeoma Dibie
Journal of Minerals and Materials Characterization and Engineering
اقرأه10.4236/jmmce.2014.24038
كما طُبع: Emmanuel Isaac Akpan