Shear strength of wet granular materials: Macroscopic cohesion and effective stress - Discrete numerical simulations, confronted to experimental measurementsMichel Badetti, Abdoulaye Fall, François Chevoir and Jean-Noël RouxEur. Phys. J. E, 41 5 (2018) 68DOI: https://doi.org/10.1140/epje/i2018-11677-8