Baharuddin, A., Rahman, N., Shan, U., Hassan, M., Wakisaka, M. and Shirai, Y. (2013) “Evaluation of pressed shredded empty fruit bunch (EFB)-palm oil mill effluent (POME) anaerobic sludge based compost using Fourier transform infrared (FTIR) and nuclear magnetic resonance (NMR) analysis”, African Journal of Biotechnology, 10(41), pp. 8082–8289. doi: 10.5897/ajb10.548.