https://catalogue-scientifique.canada.ca/record=3574206~S6*frc
Rechercher Oswald, E. T; Rechercher Aldred, A. H; Rechercher Brown, B. N; Rechercher Kerby, Norma Joann; Rechercher King, R. K; Rechercher Lee, Y. J; Rechercher Nielsen, U; Rechercher Senyk, J. P
Environment Canada, Canadian Forestry Service, Pacific Forest Research Centre, 1979
Publication gouvernementale