Confernece on Electric Power Supply Industry (6th : 1986 : Jakarta)

United Nations. Economic and Social Commission for Asia and the Pacific, Session of the Sub-Committee on Energy Resources and Electric Power (12th : 1972 : Bangkok)

Power Engineering Conference (3rd : 1994 : Universiti Malaya), Universiti Malaya, Universiti Teknologi Malaysia, Universiti Kebangsaan Malaysia, Universiti Pertanian Malaysia

Institution of Mechanical Engineers (Great Britain). Research and Technology Committee

IEEE Industry Applications Conference (1994 : Denver, Colorado), IAS Annual Meeting (29th : 1994 : Denver, Colorado)

Australasian Universities Power Engineering Conference (1994 : Adelaide, Australia), Gol, Ozdemir, University of South Australia

Universities Power Engineering Conference (28th : 1993 : Staffordshire University, UK)

International Power Engineering Conference (1993 : Singapore), Nanyang Technological University. School of Electrical and Electronic Engineering, Institution of Engineers (Singapore), Singapore. Public Utilities Board

IEEE Industry Applications Conference (1993 : Toronto, Canada), IAS Annual Meeting (28th : 1993 : Toronto, Canada)

Australasian Universities Power Engineering Conference (1993 : University of Wollongong, Australia), Gosbell, V. J.

Australasian Universities Power and Control Engineering Conference (1992 : Queensland University of Technology), Hoffman, K.

National Conference on Electrical Power Engineering : Future Trends and Development for the Malaysian Power Industry (1991 : Universiti Teknologi Malaysia, K Lumpur)