GUTKOWSKI, W. Płyty Kratowe z Elementów Powtarzalnych. Engineering Transactions, [S. l.], v. 13, n. 1, p. 43–54, 1965. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/2745. Acesso em: 10 jun. 2025.