%0 Journal Article %A C.S. Hartzman %A D.R. Naugler %T Separatrix conditions yielding either periodic orbits or unusual behavior for flows on M3. (Short Communication). %J Aequationes mathematicae %D 1981 %P 125-127 %V 23 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1981__23_136900/ %F AM2_1981__23_136900