@article{paperid:204067, author = {Abrishami, Jalil and Esmaili, Kazem}, title = {The effect of entrance geometry on discharge coefficient in colverts}, journal = {Iranian Journal of Science and Technology-Transaction A: Science}, year = {2007}, volume = {31}, number = {2}, month = {March}, issn = {1028-6276}, pages = {257--260}, numpages = {3}, keywords = {Culvert; discharge coefficient; entrance geometry}, }