%0 Journal Article %A Nikuć Jovanka %T On a sructure defined by a tensor field f of the type (1,1) satisfyng f2-2q*1- f = 0 %J Novi Sad Journal of Mathematics %D 1982 %P 369-377 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1982_12_Nonea_27/ %F NSJOM_1982_12_Nonea_27