Philippe, M.; Billon-Bruyat, J.-P.; Garcia-Ramos, J. C.; Bocat, L.; Gomez, B.; PiƱuela, L. (2010). New occurrences of the wood Protocupressinoxylon purbeckensis Francis: implications for terrestrial biomes in southwestern Europe at the Jurassic/Cretaceous boundary. Palaeontology. 53(1): 201-214.
Philippe, M.; Billon-Bruyat, J.-P.; Garcia-Ramos, J. C.; Bocat, L.; Gomez, B.; Piñuela, L.
2010
New occurrences of the wood Protocupressinoxylon purbeckensis Francis: implications for terrestrial biomes in southwestern Europe at the Jurassic/Cretaceous boundary