Pausas, J.G., Sáez, L. 2000. Pteridophyte richness in the NE Iberian Peninsula: Biogeographic patterns. PLANT ECOL, 148:195-205.
Pausas, J.G., Sáez, L. 2000. Pteridophyte richness in the NE Iberian Peninsula: Biogeographic patterns. PLANT ECOL, 148:195-205.