Some fixed points theorems for multi-valued weakly uniform increasing operators
Rendiconti del Seminario Matematico della Università di Padova, Tome 120 (2008), pp. 217-226. 
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     title = {Some fixed points theorems for multi-valued weakly uniform increasing operators},
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     publisher = {Seminario Matematico of the University of Padua},
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     year = {2008},
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     language = {en},
     url = {http://www.numdam.org/item/RSMUP_2008__120__217_0/}
}
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Altun, Ishak; Turkoglu, Duran. Some fixed points theorems for multi-valued weakly uniform increasing operators. Rendiconti del Seminario Matematico della Università di Padova, Tome 120 (2008), pp. 217-226. http://www.numdam.org/item/RSMUP_2008__120__217_0/

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