International Congress on Surface Active Substances (4th 1964 Brussels)
Jürgen Falbe
Michael Ash
D. C. Cullum
Linda D. Rhein
D. Attwood
Girma Biresaw
John Cross
Laurier L. Schramm
Tharwat F. Tadros
Mehmet Gürsoy
J. Falbe
Robert G. Laughlin
Floyd Friedli
D. R. Karsa
Martin J. Schick
Nico M. van Os
Pierce L. Wendt
Martin Rieger
Kunio Esumi