1. Paleozoic black shales of Ontario — possible oil shales;Barker,1983
2. A technique for determining low concentrations of total carbonate in geologic materials;Barker;Chem. Geol.,1982
3. Guide to the subsurface Paleozoic stratigraphy of Southern Ontario;Beards;Ont. Dept. of Energy and Res. Management, Pap. 67-2,1967
4. Geology and geochemistry of the Collingwood Member, Lindsay Formation, southwestern Ontario;Churcher,1984
5. Petroleum geochemistry and geology;Hunt,1979