1. Bennett, C.H., "Logical Reversibility of Computation," IBM J. Res. Dev.6 (1973), 525–532.
2. Fredkin, Edward, andToffoli, Tommaso, "Conservative Logic," (in preparation). Some of the material of this paper is tentatively available in the form of unpublished notes from Prof. Fredkin's lectures, collected and organized by Bill Silver in a 6.895 Term Paper, "Conservative Logic," and in the form of another 6.895 Term Paper, "A Reversible Computer Using Conservative Logic," by Edward Barton, both at the MIT Dept. of Electr. Eng. Comp. Sci. (1978).
3. Kinoshita, Kozo, et al., "On Magnetic Bubble Circuits," IEEE Trans. ComputersC-25 (1976), 247–253.
4. Landauer, Rolf, "Irreversibility and Heat Generation in the Computing Process," IBM J.5 (1961), 183–191.
5. Toffoli, Tommaso, "computation and Construction Universality of Reversible Cellular Automata," J. Comput. Syst. Sci.15 (1977), 213–231.