1. The circum-Superior belt: a Proterozoic plate margin?;Baragar,1981
2. Evidence for variations in upper mantle velocity in the Hudson Bay area;Barr;Geol. Surv. Can., Pap., 68-53,1969
3. Crustal refraction experiment: Yellowknife 1966;Barr;J. Geophys. Res.,1971
4. History of the Churchill-Superior boundary;Bell,1971
5. Boundary geology, upper Nelson River area, Manitoba and northwestern Ontario;Bell,1971