Thakaa Alkhafaji
- Natural thermal behaviour of Polish bridges. Vorgetragen bei: IABSE Symposium: Structures for the Future - The Search for Quality, Rio de Janeiro, Brazil, 25-27 August 1999. (1999):
- Heat straightening – an unpopular method of repair of steel bridges. Vorgetragen bei: IABSE Symposium: Long-Span and High-Rise Structures, Kobe, Japan, September 1998. (1998):