VETRO, Francesca. F-contractions of Hardy–Rogers type and application to multistage decision. Nonlinear Analysis: Modelling and Control, [S. l.], v. 21, n. 4, p. 531–546, 2016. DOI: 10.15388/NA.2016.4.7. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/13459.. Acesso em: 4 may. 2024.