The Banach space of workable contingent claims in arbitrage theory Freddy Delbaen, Walter Schachermayer (1997) Annales de l'I.H.P. Probabilités et statistiques
The fixed point property in convex multi-objective optimization problem. Slavov, Zdravko Dimitrov (2008) Acta Universitatis Apulensis. Mathematics - Informatics
The shrinking projection method for solving variational inequality problems and fixed point problems in Banach spaces. Wangkeeree, Rabian, Wangkeeree, Rattanaporn (2009) Abstract and Applied Analysis
The von Neumann minimax theorem revisited Hichem Ben-El-Mechaiekh, Robert Dimand (2007) Banach Center Publications