%0 Journal Article %A Ni, Yilong %T Geodesics in a Manifold with Heisenberg Group as Boundary %J Canadian journal of mathematics %D 2004 %P 566-589 %V 56 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2004-026-6/ %R 10.4153/CJM-2004-026-6 %F 10_4153_CJM_2004_026_6