@misc{indiciaeab857353ba81, title = {Concentrations and mass transport of pesticides and organic contaminants in the Mississippi River and some of its tributaries, 1987-89 and 1991-92}, author = {Wilfred E. Pereira and J. A. Moody and F. D. Hostettler and C.E. Rostad and T.J. Leiker}, year = {1995}, doi = {10.3133/ofr94376}, url = {https://pubs.usgs.gov/publication/ofr94376}, note = {Source identifier: ofr94376} }