28.8 References and Further Reading
Descriptions of the interpolation algorithms and further references can
be found in the following publications:
-  C.W. Ueberhuber,
Numerical Computation (Volume 1), Chapter 9 “Interpolation”,
Springer (1997), ISBN 3-540-62058-3.
-  D.M. Young, R.T. Gregory,
A Survey of Numerical Mathematics (Volume 1), Chapter 6.8,
Dover (1988), ISBN 0-486-65691-8.
-  M. Steffen,
A simple method for monotonic interpolation in one dimension,
Astron. Astrophys. 239, 443-450, 1990.