@Article{ ISERN,

author = { JORDI ISERN VILABOY } ,

title = { The white-dwarf cooling sequence of NGC 6791: a unique tool for stellar evolution },

journal = { Astronomy & Astrophysics },

year = { 2011 },

volume = { 533 },

pages = { 31- },

doi = { http://adsabs.harvard.edu/abs/2011A%26A...533A..31G },

}