MORKELIŪNAS, A. The representative Utilities of individual preference chain. Lithuanian Mathematical Journal, [S. l.], v. 9, n. 3, p. 571–576, 1969. DOI: 10.15388/LMJ.1969.20803. Disponível em: https://www.zurnalai.vu.lt/LMJ/article/view/20803. Acesso em: 3 jul. 2025.