https://catalogue-scientifique.canada.ca/record=3523801~S6*frc
Rechercher Diakow, L. J. (Larry James); Rechercher Drobe, John R; Rechercher Koyanagi, Victor M; Rechercher Mihalynuk, Mitchell George; Rechercher Timmerman, J.R
Ministry of Energy, Mines and Petroleum Resources, 2006
Carte