KULVIECAS, L. On the approach to one weight concept in mechanics. Psichologija, [S. l.], v. 8, p. 105–114, 1966. DOI: 10.15388/Psichol.1966.8.9302. Disponível em: https://test.zurnalai.vu.lt/psichologija/article/view/9302. Acesso em: 27 oct. 2025.