Michael
Zaletel
Zaletel, M. ., Lukin, M. ., Monroe, C. ., Nayak, C. ., Wilczek, F. ., & Yao, N. Y. (2023). Colloquium: Quantum and classical discrete time crystals. Rev. Mod. Phys., 95, 031001. http://doi.org/10.1103/RevModPhys.95.031001 (Original work published July 2023)