%0 Journal Article %A Fumagalli L. %A Esteban-Ferrer D. %A Cuervo A. %A Carrascosa J.L. %A Gomila G. %T Label-free identification of single dielectric nanoparticles and viruses with ultraweak polarization forces %D 2012 %U http://hdl.handle.net/20.500.12614/2243 %~