Article · Journal · 2011
Ime B. Obot, Nelson Okpako Obi-Egbedi, Saviour A. Umoren, Eno E. Ebenso
Chemical Engineering Communications
as printed: I. B. Obot
as printed: N. O. Obi-Egbedi
as printed: S. A. Umoren
as printed: E. E. Ebenso
A work can sit in several, each with a score