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3. Agness, A. M., Marshall, K. M., Piatt, J. F., Ha, J. C., & Van Blancom, G. R. (2013). Energy cost of vessel disturbance to Kittlitz’s murrelets (Brachyramphus brevirostris). Marine Ornithology, 40, 1–9.
4. Alaska Department of Natural Resources. (2004). Alaska’s Outdoor legacy: Statewide comprehensive outdoor recreation plan. State of Alaska, Alaska Department of Natural Resources, division of outdoor parks and recreation.
http://www.dnr.state.ak.us/parks/plans/scorp/2004scorpweb.pdf
5. Alaskan Native Science Commission. (n.d.). Impacts of eco-tourism: Alaska native perspective.
http://www.nativescience.org/htm/eco-tourism.html