@article{CTT100684024,
  author = {Fleifle Amr and Oliver Saavedra and Chihiro Yoshimura and M  Elzeir and Ahmed Tawfik},
  title = {Optimization of integrated water quality management for agricultural efficiency and environmental conservation},
  journal = {Environmental Science and Pollution Research},
  year = 2014,
}

@article{CTT100660372,
  author = {Fleifle Amr and Ahmed Tawfik and Oliver Saavedra and Chihiro Yoshimura and M  Elzeir},
  title = { Modeling and profile analysis of a down-flow hanging sponge system treating agricultural drainage water. },
  journal = {Separation and purification technology},
  year = 2013,
}