Fortune, S., Hopcroft, J. E., & Schmidt, E. M. (1977). The complexity of equivalence and containment for free single variable program schemes.
Chicago Style (17th ed.) CitationFortune, Steven, John E. Hopcroft, and Erik M. Schmidt. The Complexity of Equivalence and Containment for Free Single Variable Program Schemes. Ithaca, New York, 1977.
MLA (9th ed.) CitationFortune, Steven, et al. The Complexity of Equivalence and Containment for Free Single Variable Program Schemes. 1977.
Warning: These citations may not always be 100% accurate.