J. Chen, Duan, R., Ji, Z., Ying, M., and Yu, J.,
“Existence of Universal Entangler”,
Journal of Mathematical Physics, vol. 49, no. 1, p. 012103, 2008.
S. - H. Hung, Hietala, K., Zhu, S., Ying, M., Hicks, M., and Wu, X.,
“Quantitative Robustness Analysis of Quantum Programs (Extended Version)”,
Proc. ACM Program. Lang., vol. 3, no. POPL, p. Article 31, 2018.