,
Springer
Lecture Notes in Computer Science
International Symposium on Theoretical Aspects of Computer Science
Quantum Computing and Advanced System Research

Buhrman, H., Fenner, S., Fortnow, L., & van Melkebeek, D. (2000). Optimal proof systems and sparse sets. In Proceedings of International Symposium on Theoretical Aspects of Computer Science 2000 (pp. 407–418). Springer.