@Article{ Sánchez-Dehesa-_GÀLVEZ:385-388,

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

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

journal = { Physics Letters A },

year = { 1987 },

volume = { 122 },

pages = { 385-388 },

}