Martikainen, P J Nitrous oxide emission associated with autotrophic ammonium oxidation in Acid coniferous forest soil. [electronic resource] - Applied and environmental microbiology Dec 1985 - 1519-25 p. digital Publication Type: Journal Article ISSN: 0099-2240 Standard No.: 10.1128/aem.50.6.1519-1525.1985 doi