@article{JGG_1999_3_1_a1,
     author = {D. Agbodan and D. Marcheix and G. Pierra},
     title = {A {Data} {Model} {Architecture} for {Parametrics}},
     journal = {Journal for geometry and graphics},
     pages = {017--038},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1999},
     url = {http://geodesic.mathdoc.fr/item/JGG_1999_3_1_a1/}
}