TY - RPRT TI - Full equations utilities (FEQUTL) model for the approximation of hydraulic characteristics of open channels and control structures during unsteady flow AU - Delbert D. Franz AU - Charles S. Melching PY - 1997 DO - 10.3133/wri974037 UR - https://pubs.usgs.gov/publication/wri974037 ID - wri974037 ER -