Gantner, L., P. Winkler, and U. Khler, A method to derive long-term time series and trends of UV-B radiation (1968～1997) from observations at Hohenpeissenberg (Bavaria), J.Geophys.Res., 2000, 105(D4),4879～4888.
[2]
Schwander,H., P. Koepke, and A. Ruggaber, Uncertainties in modeled UV irradiances due to limited accuracy and availability of input data, J. Geophys. Res., 1997, 102(D8), 9419～9429.
[3]
Berger,D., The sunburning ultraviolet meter: Design and performance, Photochem. Photobiol., 1976, 24, 587～593.
[4]
Scott, J., G. Cotton, F. Urbach et al., Biologically effective ultraviolet radiation: Measurements in the United States, 1974 to 1985, Science, 1988, 239,762～764.
[5]
Blumthaler, M., and W. Ambach, Indication of increasing solar ultraviolet-B radiation flux in alpine regions, Science, 1990, 248,206～208.
