by Nweke, F N, Okaka, ANC, Of, E C
Published in African journal of biotechnology (18.07.2008)

by Ogbodo, So, Nwagha, Ui, Okaka, Anc, Okeke, Ac, Chukwurah, Fe, Ezeonu, Po
Published in Annals of medical and health sciences research (01.01.2012)

by Edeogu, C O, Ezeonu, F C, Okaka, ANC, Eiom, SO, Ekuma, CE
Published in Research journal of environmental sciences (01.04.2007)

by Edeogu, C O, Ekuma, CE, Okaka, ANC, Ezeonu, F C, Uneke, C J, Elom, SO
Published in Trends in applied sciences research (01.10.2007)

by Ezeonu, F.C., Okaka, A.N.C.
Published in Process biochemistry (1991) (1996)

by Ezeonu, F.C. (Nnamdi Azikiwe University, Awka, Nigeria.), Okaka, A.N.C
Published in Environmental toxicology and water quality (1996)