TY - RPRT TI - U.S. Geological Survey suspended-sediment surrogate research, Part II: Optic technologies AU - John R. Gray AU - Daniel J. Gooding AU - Theodore S. Melis AU - David J. Topping AU - Patrick P. Rasmussen PY - 2003 UR - https://pubs.usgs.gov/publication/70120919 ID - 70120919 ER -