1. Agel G, Nultsch W, Rhiel E (1987) Photoinhibition and its wavelength dependence in the cyanobacterium Anabaena variabilis. Arch Microbiol 147:370–374
2. Al-Otaibi N, Huete-Stauffer TM, Calleja ML, Irigoien X, Morán XAG (2020) Seasonal variability and vertical distribution of autotrophic and heterotrophic picoplankton in the Central Red Sea. PeerJ 8:e8612
3. Aphalo PJ (2017) Quantification of UV radiation. In: Jordan BR (ed) UV-B radiation and plant life: molecular biology to ecology. CAB International, Boston, MA
4. Aráoz García LR (1998) Tolerance mechanisms against ultraviolet-B radiation in phytoplankton organisms. Dissertation, Friedrich-Alexander University Erlangen-Nürnberg, Germany
5. Aráoz R, Häder D-P (1999a) Enzymatic antioxidant activity in two cyanobacteria species exposed to solar radiation. Recent Res Dev Photochem Photobiol 3:123–132