Turenne R.G.
Bibliographic info:
In "Construction details for air tightness." National Research Council of Canada, Division of building Research. Proceedings no.3 p.25-29,

Air leakage through the junction between wall and roof of a building can cause damage from excess dampness. Discusses in detail the problem of constructing atight wall/roof junction for different forms of roof construction. describes installation of roof membrane and vapour barrier.< Also describes problem of air infiltration through uninsulated soffits. Outlines various solutions.