Non-local rheology in dense granular flows - Revisiting the concept of fluidityMehdi Bouzid, Adrien Izzet, Martin Trulsson, Eric Clément, Philippe Claudin and Bruno AndreottiEur. Phys. J. E, 38 11 (2015) 125DOI: https://doi.org/10.1140/epje/i2015-15125-1