Piotr Bońkowski, PhD, Eng.
Department of Mechanics and Structural Engineering
Opole University of Technology
Poland
ul. Katowicka 48, 45-061 Opole
room K-104a
e-mail: p.bonkowski(at)po.opole.pl
Piotr Bońkowski, PhD, Eng.
Department of Mechanics and Structural Engineering
Opole University of Technology
Poland
ul. Katowicka 48, 45-061 Opole
room K-104a
e-mail: p.bonkowski(at)po.opole.pl