Technical Paper Presentations
American Society of Civil Engineers '91 and '97
Australia and New Zealand Structures and Materials Conferences '65, '67, '69, '77 and '82
Australian Institution of Engineers '65
European Earthquake Engineering Conferences (Greece '84, Moscow '90)
Institution of Civil Engineers '84 and '98
Japan Earthquake Symposium '90
New Zealand Institution of Engineers Conferences'63, '67, '69, '72 and '75
Structural Engineers' Association of California '77, '95
Structural Engineers' World Congress '98
World Conferences on Earthquake Engineering (New Zealand '65, Chile '69, Italy '73, Japan '88, Spain '92)