Klaus Havelund, Natarajan Shankar. A Refinement Proof for a Garbage Collector. In Ezio Bartocci, Rance Cleaveland, Radu Grosu, Oleg Sokolsky, editors, From Reactive Systems to Cyber-Physical Systems - Essays Dedicated to Scott A. Smolka on the Occasion of His 65th Birthday. Volume 11500 of Lecture Notes in Computer Science, pages 73-103, Springer, 2019. [doi]
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