%0 Journal Article %A H. Li %A X. Liu %T On spin $Z_6$-actions on spin 4-manifolds %J Novi Sad Journal of Mathematics %D 2006 %P 13-23 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_2006_36_2a_1/ %F NSJOM_2006_36_2a_1