@Article{ RECIO-BLANCO_DE:L13-L16,

author = { A. RECIO-BLANCO and PATRICK DE LAVERNY } ,

title = { THE EXTRA-MIXING EFFCIENCY IN VERY LOW METALLICITY RGB STARS },

journal = { ASTRONOMY & ASTROPHYSICS },

year = { 2007 },

volume = { 461 },

issn = { 0004-6361 },

pages = { L13-L16 },

}