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@article{MAN_1992__293_4_164948, author = {Tudor Zamfirescu}, title = {Long geodesics on convex surfaces.}, journal = {Mathematische Annalen}, pages = {109--114}, publisher = {mathdoc}, volume = {293}, number = {4}, year = {1992}, zbl = {0735.53032}, url = {http://geodesic.mathdoc.fr/item/MAN_1992__293_4_164948/} }
Tudor Zamfirescu. Long geodesics on convex surfaces.. Mathematische Annalen, Tome 293 (1992) no. 4, pp. 109-114. http://geodesic.mathdoc.fr/item/MAN_1992__293_4_164948/