Kerstin Engelhardt, Kristin F. Degnes, Michael Kemmler, Harald Bredholt, Espen Fjærvik, Geir Klinkenberg, Håvard Sletta, Trond E. Ellingsen, Sergey B. Zotchev
Appl Environ Microbiol. 2010 Aug; 76(15): 4969–4976. Published online 2010 Jun 18. doi: 10.1128/AEM.00741-10