Chacón, E.Reinaldo-Falagán, M.Tarazona, P.Velasco, E.2004-12-032004-12-0320012001http://hdl.handle.net/2003/132210.17877/DE290R-11117enThe American Physical SocietyPhysical Review Letters530Layering at Free Liquid Surfaces10.1103/PhysRevLett.87.166101article (journal)