Asynchronous extinction of late quaternary sloths on continents and island, In :PNAS- August 16, 2005, vol.102, n.33, 11763-11768, 6p., Ciências da Terra
Asynchronous extinction of late quaternary sloths on continents and island, In :PNAS- August 16, 2005, vol.102, n.33, 11763-11768, 6p., Ciências da Terra