@inproceedings{BuehlerLeandroBungetal.2015, author = {P. B{\"u}hler and J. Leandro and Daniel B. Bung and P. Lopes and R. Carvalho}, title = {Measuring void fraction of a stepped spillway with non-intrusive methods using different image resolutions}, booktitle = {2nd International Workshop on Hydraulic Structures : Data Validation : Coimbra, Portugal, 8-9 May 2015}, pages = {1 -- 8}, year = {2015}, }