%0 Journal Article %A E. P. Valaris %A Maria Alex. Leftaki %T Familes FI and FII of Symmetric and Periodic Orbits of Charged Particle Moving in the Plane of Motion of two Parallel Revolving Magnetic Dipoles %J Δελτίο της Ελληνικής Μαθηματικής Εταιρίας %D 2001 %P 139-151 %V 45 %I mathdoc %U http://geodesic.mathdoc.fr/item/DEME_2001__45_a16/ %G gr %F DEME_2001__45_a16