Darvishi, E. , , Kouchakzadeh, S. , , Fenton, J. , and Horfar, A. . "Application of Modified Boussinesq Equations in Predicting Discharge Coefficients of Trapezoidal Broad Crest Weirs and Producing Rating Curves", Water and Soil Science, 25, 2, 2015, 155-164.