@article{JGG_2009_13_2_JGG_2009_13_2_a3,
     author = {L. S. Velimirovic and S. R. Rancic },
     title = {Notes on {Infinitesimal} {Bending} of a {Toroid} {Formed} by {Revolution} of a {Polygonal} {Meridian}},
     journal = {Journal for geometry and graphics},
     pages = {177--186},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {2009},
     url = {http://geodesic.mathdoc.fr/item/JGG_2009_13_2_JGG_2009_13_2_a3/}
}