@book{ international1989iaea, title={Uranium Resources and Geology of North America (Proceedings of a Technical Committee meeting, Saskatoon, Canada, 1-3 September 1987)}, series={TECDOC Series}, number={500}, year={1989}, url={https://www.iaea.org/publications/755/uranium-resources-and-geology-of-north-america-proceedings-of-a-technical-committee-meeting-saskatoon-canada-1-3-september-1987}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }