@Article{ JIMENEZ_MENA_NAVARRO:15-30,

author = { ANTONIO JIMENEZ VARGAS and JUAN FRANCISCO MENA JURADO and JUAN CARLOS NAVARRO PASCUAL } ,

title = { APPROXIMATION BY EXTREME FUNCTIONS },

journal = { JOURNAL OF APPROXIMATION THEORY },

year = { 1999 },

volume = { 97 },

issn = { 0021-9045 },

pages = { 15-30 },

}