TY - JOUR AU - Bangert, Victor TI - Geodesics and Totally Convex Sets on Surfaces. JO - Inventiones mathematicae PY - 1981 VL - 63 SP - 507 EP - 518 KW - geodesic flow; surfaces; oscillating geodesics; totally convex sets; Riemannian geometry UR - http://eudml.org/doc/142809 ER -