KOŁODZIEJ, Jan A.; 						STAROSTA, Roman.
 Self-adaptive Trefftz procedure for harmonic problems.
<strong>Computer Assisted Methods in Engineering and Science</strong>, [S.l.], v. 4, n. 3-4, p. 491-500, june 2023.
ISSN 2956-5839.
Available at: &lt;<a href="https://cames.ippt.pan.pl/index.php/cames/article/view/1385" target="_new">https://cames.ippt.pan.pl/index.php/cames/article/view/1385</a>&gt;. Date accessed: 22 july 2024.