Carsten Egevang, Iain J. Stenhouse, Richard A. Phillips, Aevar Petersen, James W. Fox, Janet R. D. Silk: Tracking of Arctic terns Sterna paradisaea reveals longest animal migration. In: PNAS Early Edition. 107. Jahrgang, Nr.5, Januar 2010, S.2078–2081, doi:10.1073/pnas.0909493107, PMID 20080662 (englisch, pnas.org).
Carsten Egevang, Iain J. Stenhouse, Richard A. Phillips, Aevar Petersen, James W. Fox, Janet R. D. Silk: Tracking of Arctic terns Sterna paradisaea reveals longest animal migration. In: PNAS Early Edition. 107. Jahrgang, Nr.5, Januar 2010, S.2078–2081, doi:10.1073/pnas.0909493107, PMID 20080662 (englisch, pnas.org).
Carsten Egevang, Iain J. Stenhouse, Richard A. Phillips, Aevar Petersen, James W. Fox, Janet R. D. Silk: Tracking of Arctic terns Sterna paradisaea reveals longest animal migration. In: PNAS Early Edition. 107. Jahrgang, Nr.5, Januar 2010, S.2078–2081, doi:10.1073/pnas.0909493107, PMID 20080662 (englisch, pnas.org).