● Kalyuzhnaya MG,Khmelenina VN,Kotelnikova S,Holmquist L,Pedersen K,Trotsenko YA (1999). Methylomonas scandinavica sp. nov., a new methanotrophic psychrotrophic bacterium isolated from deep igneous rock ground water of Sweden. Syst. Appl. Microbiol.22, 565-72.