Richness of plant-insect associations in Eocene Patagonia: A legacy for South American biodiversityv. 102National Academy of Sciences (U.S.)8944–8948
Wilf, Peter, Labandeira, Conrad C., Johnson, Kirk R., and Cuneo, N. Ruben. 2005. "Richness of plant-insect associations in Eocene Patagonia: A legacy for South American biodiversity." Proceedings of the National Academy of Sciences of the United States of America, 102 8944–8948.