Rolf-Dieter Bottcher
- New horizons with Arapree prestressed concrete. Vorgetragen bei: 14th IABSE Congress, New Delhi, India, 6-10 March 1992. (1992):
- New opportunities with Arapree presetressed concrete. Vorgetragen bei: 14th IABSE Congress, New Delhi, India, 6-10 March 1992. (1992):