E. N. Nilson

The theory of splines and their applications

J. L. Walsh, J. H. Ahlberg, E. N. Nilson, 1969 .

Cubic splines on uniform meshes

E. N. Nilson, 1970, CACM.

Orthogonality properties of spline functions

J. H. Ahlberg, E. N. Nilson, E. Nilson, 1965 .

Convergence Properties of the Spline Fit

J. H. Ahlberg, E. N. Nilson, E. Nilson, 1963 .

Truncated Perfect Nozzles in Optimum Nozzle Design

D. Migdal, J. H. Ahlberg, E. N. Nilson, 1961 .