@article{LN_05_spline,
 author  = {Y. He and M. Jin and X. Gu and H. Qin},
 title   = {A C1 Globally Interpolatory Spline of Arbitrary Topology},
 journal = {Lecture Notes in Computer Science},
 volume  = {3752},
 year    = {2005},
 pages   = {295--306},
 }