%0 Journal Article %A Helmut Prodinger %T A Continued Fraction Expansion for a q-Tangent Function: an Elementary Proof %J Séminaire lotharingien de combinatoire %D 2009 %V 60 %I mathdoc %U http://geodesic.mathdoc.fr/item/SLC_2009_60_a1/ %F SLC_2009_60_a1