@misc{indiciae6eb49ac62fb8,
  title = {Surface activity of urea.},
  author = {D F Sears},
  year = {1969},
  doi = {10.1016/0021-9797(69)90198-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/5776573/},
  note = {Source identifier: 5776573}
}