PTASZNY, J.; FEDELIŃSKI, P. Fast multipole boundary element method for the analysis of plates with many holes. Archives of Mechanics, Warsaw, Poland, v. 59, n. 4-5, p. 385–401, 2007. Disponível em: http://am.ippt.gov.pl/index.php/am/article/view/v59p385. Acesso em: 17 jan. 2026.