OLSZOWSKI, B. Application of the Classical Rayleigh-Ritz Method in Dynamics of Circular Archces. Engineering Transactions, [S. l.], v. 41, n. 1, p. 3–20, 1993. Disponível em: http://et.ippt.gov.pl/index.php/et/article/view/1550. Acesso em: 17 jan. 2026.