Hao Wang. A variant to Turing's theory of computing machines. Journal of the Association for Computing Machinery, vol. 4 (1957), pp. 63–92. Reprinted as A variant to Turing's theory of calculating machines, in A survey of mathematical logic, by Hao Wang, Studies in logic and the foundations of mathematics, Science Press, Peking, and North-Holland Publishing Company, Amsterdam, 1963, pp. 127–159. - Hao Wang. Universal Turing machines: an exercise in coding. Zeitschrift für mathematische Logik und Grundlagen der Mathematik, vol. 3 (1957), pp. 69–80. Reprinted in A survey of mathematical logic, by Hao Wang, Studies in logic and the foundations of mathematics. Science Press, Peking, and North-Holland Publishing Company, Amsterdam, 1963, pp. 160–174.
1963 ◽
Vol 28
(4)
◽
pp. 288-289