@article{JGG_2011_15_1_JGG_2011_15_1_a6,
     author = {M. G. Monera and J. Monterde },
     title = {Building a {Torus} with {Villarceau} {Sections}},
     journal = {Journal for geometry and graphics},
     pages = {93--99},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {2011},
     url = {http://geodesic.mathdoc.fr/item/JGG_2011_15_1_JGG_2011_15_1_a6/}
}