1. VP Aneja, PA Roelle, and GC Murray .et al.2001 .Atmospheric nitrogen compounds II: emissions, transport, transformation, deposition and assessment .Atmos Environ,35:1903 -11 .
2. D. Bekkevold, MM Hansen, and V. Loeschcke .2002 .Male reproductive competition in spawning aggregations of cod (Gadus morhua L) .Mol Ecol,11:91 -102 .
3. KM Brooks, and CVW Mahnken .2003 .Interactions of Atlantic salmon in the Pacific Northwest environment II: organic wastes .Fish Res,62:255 -93 .
4. L. Duchene, 2004 .Eco-buying ups the ante .Seafood Business,20:1, 1 -40 .
5. J. Eagle, R. Naylor, and WL Smith .et al.2004 .Why farm salmon out-compete fishery salmon .Mar Policy,28:259 -70 .