Mechanics of disordered auxetic metamaterials Maryam Hanifpour, Charlotte F. Petersen, Mikko J. Alava and Stefano Zapperi Eur. Phys. J. B, 91 11 (2018) 271 Published online: 05 November 2018 DOI: 10.1140/epjb/e2018-90073-1