@article{JGG_2001_5_1_a6,
     author = {T. Noguchi and Y. Ohno},
     title = {A {Deformation} {Algorithm} of {Railway} {Maps}},
     journal = {Journal for geometry and graphics},
     pages = {061--07},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {2001},
     url = {http://geodesic.mathdoc.fr/item/JGG_2001_5_1_a6/}
}