Aguilera, José, Félix L. Figueroa, Donat-P. Häder, and Carlos Jiménez. 2008. “Photoinhibition and Photosynthetic Pigment Reorganisation Dynamics in light/Darkness Cycles As Photoprotective Mechanisms of Porphyra Umbilicalis Against Damaging Effects of UV Radiation”. Scientia Marina 72 (1):87-97. https://doi.org/10.3989/scimar.2008.72n187.