Ejikeme, C. M., C. S. Ezeonu, and A. N. Eboatu. “DETERMINATION OF PHYSICAL AND PHYTOCHEMICAL CONSTITUENTS OF SOME TROPICAL TIMBERS INDIGENOUS TO NIGER DELTA AREA OF NIGERIA”. European Scientific Journal, ESJ, Vol. 10, no. 18, June 2014, doi:10.19044/esj.2014.v10n18p%p.