World Tower

1. Deux gratte-ciel précontraints. In: Freyssinet Magazine, n. 213 (January - April 2002), pp. 16.
2. Kowalski, Andrew (2002): Deux gratte-ciels précontraints. Two prestressed concrete skyscrapers. Presented at: First fib Congress, 13-19.10.2002, Osaka, Japan, pp. 66.