@article{JGG_2019_23_2_JGG_2019_23_2_a10,
     author = {J. Wittenburg },
     title = {Foldable and {Self-Intersecting} {Polyhedral} {Cylinders} {Based} on {Triangles}},
     journal = {Journal for geometry and graphics},
     pages = {245--258},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2019},
     url = {http://geodesic.mathdoc.fr/item/JGG_2019_23_2_JGG_2019_23_2_a10/}
}