Francis Madueke Onu, Hyginus Osita Omeje Osita Omeje, Ogechukwu Onah, Fredrick Chinedu Onah, Michael E. Ikehi, Eze Godwin Emeka, Francis Nwangbo Azunku, Lilian U. Ekenta, Ukamaka Clara Nwankwo, Godwin Keres Okoro Okereke, Ezebuiro Felicia and Irimiah Abeya Ezhim
Journal of Engineering and Applied Sciences 15 ( 7 ): 1764 - 1771 , 2020