A ATMOSPHERIC SECTION - Intercomparison of Spectroradiometers for Global and Direct Solar Irradiance in the Visible Range

Cabo [Xavier de] ; Cachorro [Victoria] ; Carreño [Virgilio] ; Díaz [Juan P.] ; Expósito [Francisco J.] ; Lorente [Jerónimo] ; Martínez-Lozano [José A.] ; Pedrós [Roberto] ; Tena [Fernando] ; Utrillas [Maria P.] ; Vergaz [Ricardo]