TY - RPRT TI - Use of finite-difference arrays of observation wells to estimate evapotranspiration from ground water in the Arkansas River Valley, Colorado AU - Edwin P. Weeks AU - M.L. Sorey PY - 1973 DO - 10.3133/wsp2029c UR - https://pubs.usgs.gov/publication/wsp2029C ID - wsp2029C ER -