1. Boersma, P.D. (n.d.). Colony reproductive success compared to 35-year average reproductive success at Punta Tombo. Argentina. Unpublished raw data.
2. Asynchronous hatching and food allocation in the Magellanic penguin (Spheniscus magellanicus);Boersma,1991
3. Penguins as marine sentinels;Boersma;Bioscience,2008
4. Feeding chases and food allocation in Adélie penguins Pygoscelis adeliae;Boersma;Animal Behaviour,1997
5. Magellanic penguin (Spheniscus magellanicus);Boersma,2013