GAUČAS, Paulius; ZAVADSKAS, Edmundas Kazimieras. Valuation of alternatives in no definite circumstances/Alternatyvų vertinimas neapibrėžtumo sąlygomis. Journal of Civil Engineering and Management, [S. l.], v. 7, n. 3, p. 231–237, 2001. DOI: 10.3846/13921525.2001.10531729. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/9189. Acesso em: 3 jul. 2025.