- Ghoniem, N. M. (Nasr Mostafa) (2)
- American Society of Mechanical Engineers. Applied Mechanics Division (1)
- American Society of Mechanical Engineers. Materials Division (1)
- Joint ASME Applied Mechanics and Materials Summer Meeting (1)
- NATO Advanced Study Institute on Patterns, Defects, and Materials Instabilities (1989 : Cargèse, France) (1)
- North Atlantic Treaty Organization. Scientific Affairs Division (1)
- Walgraef, D. (Daniel) (1)