[1] Mathews M. V., Miller J. E., Moore F. R., Pierce J. R., Risset J. C.: The Technology of Computer Music. The M.I.T. Press, Cambridge, Massachusetts, and London, England, 1969.

[2] Přeučil M.: On the Synthesis of a Class of Interpolating Circuits. Kybernetika 6 (1970), 1, 20-36.

[3] Přeučil M.: Hybrid Reconstructors - Interpolators. Research Paper No. 102 (April 1970), Department of Mathematics, Statistics and Computing Science, The University of Calgary, Canada.

[4] Ragazzini J. R., Franklin G. F.: Sampled-Data Control Systems. John Wiley, New York 1958. Zbl 0198.19803

[5] Tou J.: Modern Control Theory. McGraw Hill, New York 1964. Zbl 0196.45603

[6] Hill D. R., Přeučil M.: A PDP-$8$ Parametric Aгtificial Talker Interface for Economical Generation of Spoken Computer Output. (To appear.)