Fraser, Thomas W. K., Witten, P. Eckhard, Albrektsen, Sissel, Breck, Olav, Fontanillas, Roman, Nankervis, Leo, Thomsen, Tårn Helgøy, Koppe, Wolfgang, Sambraus, Florian, and Fjelldal, Per Gunnar (2019) Phosphorus nutrition in farmed Atlantic salmon (Salmo salar): life stage and temperature effects on bone pathologies. Aquaculture, 511. 734246.

Fjelldahl, Per Gunnar, Albrektsen, Sissel, Witten, Eckhard, Fontanillas, Ramon, Nankervis, Leo, Thomsen, Tårn Helgøy, and Breck, Olav (2014) Sluttrapport: Beinhelse og fosforbehov i laks [Bone health and phosphorous status in salmon]. Report. Havforskningsinstituttet, Norway.