Geodesic
Fixed points and variational principle in uniform spaces
Sibirskie èlektronnye matematičeskie izvestiâ, Tome 3 (2006), pp. 137-142.

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The main purpose of this paper is to extend the well known Caristi's fixed point result to the setting of uniform spaces. As application, we give an extended form of Takahashi's non-convex minimization theorem. 
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M. Aamri; S. Bennani; D. El Moutawakil. Fixed points and variational principle in uniform spaces. Sibirskie èlektronnye matematičeskie izvestiâ, Tome 3 (2006), pp. 137-142. http://geodesic.mathdoc.fr/item/SEMR_2006_3_a6/

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