%0 Journal Article %A Milan Tasković %T Diametral $\varphi$-Contraction on Topological Spaces %J Mathematica Moravica %D 2011 %P 59 - 63 %V 15 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/MM3_2011_15_1_a8/ %F MM3_2011_15_1_a8