https://catalogue-scientifique.canada.ca/record=3706065~S6*frc
Rechercher Canada. Pulp and Paper Pollution Abatement; Rechercher Cooperative Pollution Abatement Research Program (Canada); Rechercher Canada. Environmental Protection Service; Rechercher Econotech Services Limited
CPAR Secretariat, Environmental Protection Service, Fisheries and Environment Canada, 1977
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