Artigo · Revista · 2019
Chibuike Onyeogulu, M U Ibezim-Ezeani
Pakistan Journal of Scientific & Industrial Research Series A Physical Sciences
Lê-lo10.52763/pjsir.phys.sci.62.3.2019.135.145
tal como impresso: Millicent Uzoamaka Ibezim-Ezeani