@article{20.500.12614/931, year = {2011}, url = {http://hdl.handle.net/20.500.12614/931}, title = {Atomic-scale friction on stepped surfaces of ionic crystals}, doi = {10.1103/PhysRevLett.106.186104}, volume = {106}, journal = {Physical Review Letters}, author = {Steiner P. and Gnecco E. and Krok F. and Budzioch J. and Walczak L. and Konior J. and Szymonski M. and Meyer E.}, }