%0 Journal Article
%A Kaufman, H.
%T Algebraic structure theory of sequential machines, by J. Hartmanis and R. E. Stearns Prentice-Hall, Inc., Englewood Cliffs, N. J., 1966. viii + 211 pages . $11.50.
%J Canadian mathematical bulletin
%D 1968
%P 324-324
%V 11
%N 2
%U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500029179/
%R 10.1017/S0008439500029179
%F 10_1017_S0008439500029179