@Article{acpd-2-1939-2002,
AUTHOR = {Eckstein, E. and Perner, D. and Br\"uhl, Ch. and Trautmann, T.},
TITLE = {A new actinic flux 4π-spectroradiometer: Instrument design and application to clear sky and broken cloud conditions},
JOURNAL = {Atmospheric Chemistry and Physics Discussions},
VOLUME = {2},
YEAR = {2002},
NUMBER = {6},
PAGES = {1939--1977},
URL = {http://www.atmos-chem-phys-discuss.net/2/1939/2002/},
DOI = {10.5194/acpd-2-1939-2002}
}