Concorde and the Russian Tu-144 on display together in Germany. Courtesy of Airliners.net | Aircraft, Concorde, Tupolev tu 144
TU144 vs. CONCORDE - Supersonic Jets compared - YouTube
Flight Of The Concordski
Tu-144 Vs Concorde: the Concordski was bigger and faster than its Anglo-French counterpart, but its glory was quite short. Here's why. - The Aviation Geek Club
Vergleich von Tu-144 und Concorde – Wikipedia
Kazan National Research Technical University named after A. N. Tupolev - KAI