@Article{ GÀLVEZ_Sánchez-Dehesa-:454-458,

author = { FRANCISCO JAVIER GÀLVEZ CIFUENTES and Jesús Sánchez-Dehesa- } ,

title = { QUANTUM SYSTEMS WITH A COMMON DENSITY OF LEVELS },

journal = { Physics Letters A },

year = { 1986 },

volume = { 113 },

pages = { 454-458 },

}