北極捜索救難協定
1 2 3 Buixadé Farré, Albert; Stephenson, Scott R.; Chen, Linling; Czub, Michael; Dai, Ying; Demchev, Denis; Efimov, Yaroslav; Graczyk, Piotr et al. (October 16, 2014). “Commercial Arctic shipping through the Northeast Passage: Routes, resources, governance, technology, and infrastructure”. Polar Geography (Taylor & Francis) 37 (4): 298–324. doi:10.1080/1088937X.2014.965769.
↑ Koring, Paul (2011年5月12日). “Arctic treaty leaves much undecided”. The Globe and Mail. https://www.theglobeandmail.