3) Brittle Fracture of a Thick Walled Pressure Vessel, BWRA Bulletin Special, Report, 7-6 (1966), 147-178
4) N. Smith, I. G. Hamilton : Faiures in Heavy.Pressure Vessels during Manufacture and Hydraulic Testing, Conference on Failures, in Large Steel Structure, West of Scotland and Steel Institute, 17th May, 1968