@misc{112686,
  author = {David Gilsinn},
  title = {Constructing Sibson Elements for a Rectangular Mesh},
  year = {2001},
  month = {2001-02-01},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}