Operations Research Techniques for Capital Investment by F. Hanssmann. New York: Wiley and Sons, 1968. The Pakistan Development Review, [S. l.], v. 9, n. 1, p. pp.89–91, 2022. DOI: 10.30541/v9i1pp.89-91. Disponível em: https://thepdr.pk/index.php/pdr/article/view/239. Acesso em: 8 jun. 2025.