[1]Caldwell, M. M. (1971) Solar UV irradiation and the growth and
development of higher plants. In Giese, A. C. (Ed.) Photophysiology, Academic
Press, 1971, 6, 131-177
[2] Micheletti, M. I. and R. D. Piacentini (2002) Irradiancia espetral solar
UV-B y su relaci<U+00F3>n con la efectividad de da<U+00F1>o biol<U+00F3>gico a las plantas. ANALES
AFA, 13, 242-248
[3] Micheletti, M. I.; Piacentini, R. D. & Madronich, S. (2003) Sensitivity
of Biologically Active UV Radiation to Stratospheric Ozone Changes: Effects
of Action Spectrum Shape and Wavelength Range Photochemistry and
Photobiology, 78, 456-461