On interpolation by generalized planar splines I: The polynomial case. - Guido Walz (Computing, 1989)

Die Ermittlung der Komplexität paralleler Prozesse auf Mikro-Computern. - Guido Walz (J. Inf. Process. Cybern., 1989)

An iterative algorithm for spline interpolation. - Guido Walz (Computing, 1993)

Asymptotic expansions for classical and generalized divided differences including applications. - Guido Walz (Numer. Algorithms, 1994)

A unified approach to B-spline recursions and knot insertion, with application to new recursion formulas. - Guido Walz (Adv. Comput. Math., 1995)

Bivariate segment approximation and splines. - G. Meinardus; Günther Nürnberger; Guido Walz (Adv. Comput. Math., 1996)

Trigonometric Bézier and Stancu polynomials over intervals and triangles. - Guido Walz (Comput. Aided Geom. Des., 1997)

Numerical solution of fractional order differential equations by extrapolation. - Kai Diethelm; Guido Walz (Numer. Algorithms, 1997)