@incollection{Fellah18, author = {Zine El Abiddine Fellah and Mohamed Fellah and Claude Depollier and Erick Ogam and Farid G. Mitri}, title = {Ultrasound Measuring of Porosity in Porous Materials}, booktitle = {Porosity}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Taher Hcine Ghrib}, chapter = {5}, doi = {10.5772/intechopen.72696}, url = {https://doi.org/10.5772/intechopen.72696} }