%0 Journal Article %A Urban C. %A Otero, Roberto %A Écija, David %A Trelka M. %A Martín, Nazario %A Gallego J.M. %A Miranda, Rodolfo %T Collective concerted motion in a molecular adlayer visualized through the surface diffusion of isolated vacancies %D 2016 %U http://hdl.handle.net/20.500.12614/384 %~