O.  Pedersen, Rich, S. M., Pulido, C., Cawthray, G. R., and Colmer, T. D., ?Crassulacean acid metabolism enhances underwater photosynthesis and diminishes photorespiration in the aquatic plant Isoetes australis?, New Phytologist, vol. 190, no. 2, pp. 332 - 339, 2011.

O.  Pedersen, Pulido, C., Rich, S. M., and Colmer, T. D., ?In situ O 2 dynamics in submerged Isoetes australis: Varied leaf gas permeability influences underwater photosynthesis and internal O 2?, Journal of Experimental Botany, vol. 62, no. 13, pp. 4691 - 4700, 2011.