DIRECT METHOD OF ANALYSIS OF AN ISOTROPIC RECTANGULAR PLATE USING CHARACTERISTIC ORTHOGONAL POLYNOMIALS. Nigerian Journal of Technology, [S. l.], v. 34, n. 2, p. 232–239, 2015. DOI: 10.4314/njt.342.924. Disponível em: https://mail.nijotech.com/index.php/nijotech/article/view/924. Acesso em: 19 apr. 2026.