Langtangen, H. P. e., Langtangen, H. P. e., & Tveito, A. e. (2003). Advanced topics in computational partial differential equations: Numerical methods and Diffpack programming. Springer.

Langtangen, Hans Petter. ed, Hans Petter ed Langtangen, a Aslak ed Tveito. Advanced Topics in Computational Partial Differential Equations: Numerical Methods and Diffpack Programming. Berlin ; New York: Springer, 2003.

Langtangen, Hans Petter. ed, et al. Advanced Topics in Computational Partial Differential Equations: Numerical Methods and Diffpack Programming. Springer, 2003.