translate English to French: Shilts, W.W. and S.L. Smith, "Drift Prospecting in the Appalachians of Estrie-Beauce", in: Drift Prospecting, R.N.W. DiLabio and W.B. Coker, (eds.), Geological Survey of Canada, pp. 41-59 (1989).
Shilts, W.W. et S.L. Smith, «Drift Prospecting in the Appalachians of Estrie-Beauce», Drift Prospecting, R.N.W. DiLabio et W.B. Coker (éd.), étude 89-20, Commission géologique du Canada, p.