TY - RPRT TI - Reconnaissance samplings and characterization of aquatic humic substances at the Yuma Desalting Test Facility, Arizona AU - Ronald L. Malcolm AU - R.L. Wershaw AU - E.M. Thurman AU - G. R. Aiken AU - D.J. Pinckney AU - J. Kaakinen PY - 1981 DO - 10.3133/wri8142 UR - https://pubs.usgs.gov/publication/wri8142 ID - wri8142 ER -