@misc{indiciae808db8bb4a6b, title = {Chemistry and potential mutagenicity of humic substances in waters from different watersheds in Britain and Ireland}, author = {B.E. Watt and Ronald L. Malcolm and M.H.B. Hayes and N.W.E. Clark and J.K. Chipman}, year = {1996}, doi = {10.1016/0043-1354(95)00319-3}, url = {https://pubs.usgs.gov/publication/70019036}, note = {Source identifier: 70019036} }