Brandt, Mj; Dragon, Ac; Diederichs, A; Bellmann, Ma; Wahl, V; Piper, W; Nabe-Nielsen, J; Nehls, G (28 May 2018). "Disturbance of harbour porpoises during construction of the first seven offshore wind farms in Germany". Marine Ecology Progress Series. 596: 213–232. Bibcode:2018MEPS..596..213B. doi:10.3354/meps12560.
Tougaard, Jakob; Carstensen, Jacob; Teilmann, Jonas; Skov, Henrik; Rasmussen, Per (July 2009). "Pile driving zone of responsiveness extends beyond 20 km for harbor porpoises ( Phocoena phocoena (L.))". The Journal of the Acoustical Society of America. 126 (1): 11–14. Bibcode:2009ASAJ..126...11T. doi:10.1121/1.3132523. PMID19603857.
Brandt, Mj; Dragon, Ac; Diederichs, A; Bellmann, Ma; Wahl, V; Piper, W; Nabe-Nielsen, J; Nehls, G (28 May 2018). "Disturbance of harbour porpoises during construction of the first seven offshore wind farms in Germany". Marine Ecology Progress Series. 596: 213–232. Bibcode:2018MEPS..596..213B. doi:10.3354/meps12560.
Tougaard, Jakob; Carstensen, Jacob; Teilmann, Jonas; Skov, Henrik; Rasmussen, Per (July 2009). "Pile driving zone of responsiveness extends beyond 20 km for harbor porpoises ( Phocoena phocoena (L.))". The Journal of the Acoustical Society of America. 126 (1): 11–14. Bibcode:2009ASAJ..126...11T. doi:10.1121/1.3132523. PMID19603857.
Tougaard, Jakob; Carstensen, Jacob; Teilmann, Jonas; Skov, Henrik; Rasmussen, Per (July 2009). "Pile driving zone of responsiveness extends beyond 20 km for harbor porpoises ( Phocoena phocoena (L.))". The Journal of the Acoustical Society of America. 126 (1): 11–14. Bibcode:2009ASAJ..126...11T. doi:10.1121/1.3132523. PMID19603857.