Kołodziej, J., 		Mierzwiczak, M., & 		Tylicki, H.
(2022).
 Effective flexural rigidity of perforated plates by means of Trefftz method with using special purpose Trefftz functions.
<em>Computer Assisted Methods In Engineering And Science, 15</em>(3-4), 225-237.
Retrieved from <a href="https://cames.ippt.pan.pl/index.php/cames/article/view/731" target="_new">https://cames.ippt.pan.pl/index.php/cames/article/view/731</a>