Einige Abbildungen Von β-Typus (Der Fixpunkt)
Remark On Some Results Of S. Prešić And S. Zervos
A generalization of Banach's contraction principle.
Some Results In The Fixed Point Theory II
Partially Ordered Sets And Some Fixed Point Theorems
A Generalization Of Banach's Contraction Principle
Edge theorem for finite partially ordered sets
Antimorphisms of partially ordered sets
On contractive mappings in metric spaces
Minimax Theory with Transversal Points
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