@article{bwmeta1.element.desklight-296d3d36-3844-4917-b861-950dbb1c455a,
author = {Wolfgang K\"uhnel},
title = {0-tight surfaces with boundary and the total curvature of curves in surfaces},
journal = {Colloquium Mathematicae},
volume = {44},
year = {1981},
pages = {251-256},
zbl = {0499.53047},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-296d3d36-3844-4917-b861-950dbb1c455a}
}
Wolfgang Kühnel. 0-tight surfaces with boundary and the total curvature of curves in surfaces. Colloquium Mathematicae, Tome 44 (1981) pp. 251-256. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-296d3d36-3844-4917-b861-950dbb1c455a/