TY - RPRT TI - Particulate and colloidal organic material in Pueblo Reservoir, Colorado--Influence of autochthonous source on chemical composition AU - J. F. Ranville AU - R.A. Harnish AU - D.M. McKnight PY - 1991 UR - https://pubs.usgs.gov/publication/70198692 ID - 70198692 ER -