KHARYTONOVA, O. O. Duality theory under model uncertainty for non-concave utility functions. Bulletin of Taras Shevchenko National University of Kyiv. Physics and Mathematics, [S. l.], n. 4, p. 50–56, 2020. DOI: 10.17721/1812-5409.2019/4.6. Disponível em: https://bphm.knu.ua/bphm/article/view/119. Acesso em: 31 oct. 2026.