generalisation of the Nyquist stability criterion with particular reference to phasing error
By: R. H. Merson.
Contributors: Aeronautical Research Council (Great Britain)
Series: Aeronautical Research Council. Current papers -- no. 330
Publisher: Ministry of Supply, Aeronautical Research Council
Published: 1954
Place of publication: London
Notes: Cover date: 1957.

Bibliography: p. 8.