Kwakye-Awuah, B., Adzabe, F.J.K., Nkrumah, I. and Williams, C. 2013. Application of Laboratory-Synthesized Ammonium Zeolite LTX as Soil Amendment Additive. International Journal of Sciences: Basic and Applied Research (IJSBAR). 12, 1 (Oct. 2013), 67–81.