Higher-order (F,alpha,beta,rho,d)-Convexity and its Application in Fractional Programming. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 4, n. 3, p. 266–275, 2011. Disponível em: https://www.ejpam.com/ejpam/article/view/619. Acesso em: 24 feb. 2026.