Freitas, J.
(2023).
 Time integration and the Trefftz Method Part II - Second-order and hyperbolic problems.
<em>Computer Assisted Methods In Engineering And Science, 10</em>(4), 465-477.
Retrieved from <a href="https://cames.ippt.pan.pl/index.php/cames/article/view/1058" target="_new">https://cames.ippt.pan.pl/index.php/cames/article/view/1058</a>