@misc{indiciae27a25eb7337f, title = {Agricultural chemical screening and detection of chlorpyrifos in fishes from the Apure drainage, Venezuela}, author = {L.G. Nico and D.J. Schaeffer and D.C. Taphorn and A. Barbarino-Duque.}, year = {1994}, url = {https://pubs.usgs.gov/publication/1008454}, note = {Source identifier: 1008454} }