@article{JGG_2005_9_1_JGG_2005_9_1_a6,
     author = {A. Wiltsche },
     title = {Blending curves},
     journal = {Journal for geometry and graphics},
     pages = {67--75},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/JGG_2005_9_1_JGG_2005_9_1_a6/}
}