APA (7th ed.) Citation

Key, M., & Werner, R. F. (1999). Optimal cloning of pure states, testing single clones. Journal of Mathematical Physics, 40(7), 3283.

Chicago Style (17th ed.) Citation

Key, M., and R. F. Werner. "Optimal Cloning of Pure States, Testing Single Clones." Journal of Mathematical Physics 40, no. 7 (1999): 3283.

MLA (9th ed.) Citation

Key, M., and R. F. Werner. "Optimal Cloning of Pure States, Testing Single Clones." Journal of Mathematical Physics, vol. 40, no. 7, 1999, p. 3283.