LEVIN, V.N.; NIKOLAIEVSKI, V.N. On a General Theory of Composite Materials and Micro-Inhomogeneous Elastic Media. Engineering Transactions, [S. l.], v. 26, n. 1, p. 115–130, 1978. Disponível em: https://et.ippt.pan.pl/index.php/et/article/view/2115. Acesso em: 5 dec. 2025.