@article{agyarko_frimpong_abunyewa_2017, 
  title={Phosphorus release dynamics under phosphate rock and ammonium sulphate in soil amendment}, 
  DOI={10.18393/ejss.306535}, 
  publisher={Eurasian Journal of Soil Sciences}, 
  author={Agyarko and Frimpong and Abunyewa}, 
  year={2017}, 
  month={Oct}
  }