UŚCIŁOWSKA, Anita. Application of the Trefftz method to nonlinear potential problems. Computer Assisted Methods in Engineering and Science, [S.l.], v. 15, n. 3-4, p. 377-390, july 2022. ISSN 2956-5839. Available at: <https://cames.ippt.gov.pl/index.php/cames/article/view/747>. Date accessed: 13 nov. 2024.