%0 Journal Article %A Pušić Nevena, %T On the existence of a self-recurent SW-On %J Novi Sad Journal of Mathematics %D 1989 %P 41-52 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1989_19_2a_3/ %F NSJOM_1989_19_2a_3