ZenkiewiczM. and GolebiewskiJ., Evaluation of the energy of films during investigation of adhesive joints. International Research Conference, ‘Modern Problems of Mechanics and Mathematics’, Ukrainian National Academy of Science, Lvov, 25–29 May 1998
GolebiewskiJ. and ZenkiewiczM., Polymers and structural composites. Prace Nauk, Katedry Budowy Maszyn No. 1/98, 203, Politechnika Slaska, Gliwice, 1998