BERNADIČ, Ľuboš - TITTEL, Viktor. The effect of artifical aging on the mechanical properties of reinforcing bars. In International Doctoral Seminar 2011 : Proceeding. Smolenice Castle, SR, May 15-17, 2011. Trnava : AlumniPress, 2011, s.35-41. ISBN 978-80-8096-145-9. M*