Nikolic, Ruzica R., Jelena M. Djokovic, and Jan Bujnak. “Behavior of a Sandwich Beam Subjected to Bending in Terms of the Core‘s Shape and Density”. Communications - Scientific letters of the University of Zilina 18, no. 4 (November 30, 2016): 10-14. Accessed April 5, 2026. http://journals.uniza.sk/index.php/communications/article/view/282.