@article{JGG_2021_25_2_JGG_2021_25_2_a1,
     author = {J. Wittenburg },
     title = {Polyhedral {Cylinders} {Formed} by {Kokotsakis} {Meshes}},
     journal = {Journal for geometry and graphics},
     pages = {171--186},
     publisher = {mathdoc},
     volume = {25},
     number = {2},
     year = {2021},
     url = {http://geodesic.mathdoc.fr/item/JGG_2021_25_2_JGG_2021_25_2_a1/}
}