%0 Journal Article %A W.T. Tutte %T Bridges and Hamiltonian circuits in planar graphs. %J Aequationes mathematicae %D 1977 %P 1-34 %V 15 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1977__15_136625/ %F AM2_1977__15_136625