@article{JGG_1997_1_1_a2,
     author = {A. Elsonbaty and H. Stachel},
     title = {Generating {Solids} by {Sweeping} {Polyhedra}},
     journal = {Journal for geometry and graphics},
     pages = {013--022},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1997},
     url = {http://geodesic.mathdoc.fr/item/JGG_1997_1_1_a2/}
}