Testing Techniques in Software Engineering: Second Pernambuco Summer School on Software Engineering, PSSE 2007, Recife, Brazil, December 3-7, 2007, Revised Lectures

Theoretical Aspects of Computing – ICTAC 2016: 13th International Colloquium, Taipei, Taiwan, ROC, October 24–31, 2016, Proceedings

Unifying Theories of Programming: 7th International Symposium, UTP 2019, Dedicated to Tony Hoare on the Occasion of His 85th Birthday, Porto, Portugal, October 8, 2019, Proceedings