@Article{ GARCÍA_SALCEDO:045016/1-19,

author = { MARÍA CARMEN GARCÍA RECIO and LORENZO LUIS SALCEDO MORENO } ,

title = { GAUGE INVARIANT DERIVATIVE EXPANSION OF THE EFFECTIVE ACTION AT FINITE TEMPERATURE AND DENSITY AND THE SCALAR FIELD IN 2+1 DIMENSIONS },

journal = { PHYSICAL REVIEW D },

year = { 2001 },

volume = { 63 },

issn = { 1550-7998 },

pages = { 045016/1-19 },

}