Jirousek J, Wróblewski A, Szybiński B. Alternative displacement frame formulations in hybrid-Trefftz Kirchhoff plate p-elements. Comp. Assist. Methods Eng. Sci. 2023;4(3-4):417-451. Accessed June 30, 2025. https://cames.ippt.pan.pl/index.php/cames/article/view/1382