Robert Bittner
- Ben C Gerwick Jr. In: Bridge Design & Engineering, v. 13, n. 46 (1. Quartal 2007). (2007):
- Large diameter steel tubular piles for optimum seismic performance. Vorgetragen bei: IABSE Colloquium: Foundations for major bridges - Design and construction, New Delhi, India 1999. (1999):
- Construction of elements for the Øresund immersed tunnel. Vorgetragen bei: IABSE Colloquium: Tunnel structures, Stockholm, Sweden, June 1998. (1998):