@article{santos2007,
  author  = {Santos, Mustafa and Gomez, Ana},
  title   = {On Adsorption of Heavy Metals},
  journal = {Open Access Journal of Engineering Applications},
  year    = {2007},
  volume  = {31},
  number  = {1},
  pages   = {149-173},
  issn    = {3105-7004},
  doi     = {10.55555/oajea.2007.3101.009},
  url     = {https://journal.bsaps.com/article/8376}
}