%0 Journal Article %A J.A. Bondy %A R. HÀggkvist %T Edge-disjoint Hamilton cycles in 4-regular planar graphs. %J Aequationes mathematicae %D 1981 %P 42-45 %V 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1981__22_136851/ %F AM2_1981__22_136851