Martin Egas
- Developing design requirements for non-metallic tendons. Vorgetragen bei: IABSE Symposium: Mixed Structures, including New Materials = Construction mixte acier, béton et nouveaux matériaux = Misch- und Verbundbauweisen einschliesslich neuer Baustoffe, Brussels, Belgium, 1990. (1990):
- New horizons with Arapree prestressed concrete. Vorgetragen bei: 14th IABSE Congress, New Delhi, India, 6-10 March 1992. (1992):