[Boo54]George Boole. An Investigation of the Laws of Thought, on Which Are Founded the Mathematical Theories of Logic and Probabilities. Philosophical Library, 1854.
[Dictionarycom17] Definition:hertz. 2017. URL:
[Haw07]Stephen Hawking, editor. God Created the Integers. Running Press Book Publishers, 2007. ISBN 9-780762-430048.
[PH17]David Patterson and John Hennessy. Computer Organiation and Design. Morgan Kaufmann, 2017. ISBN 978-0-12-802733-3.
[Sti17]David Stipp. A Most Elegant Equation. Basic Books, 2017. ISBN 978-0-465-09377-9.
[Wir76]Niklaus Wirth. Algorithms \+ Data Structures \=Programs. Prentice Hall, 1976. ISBN 978-0-13-022418-7.