Huang, He-Liang, Yi-Han Luo, B. Bai, Y-H. Deng, H. Wang, Q. Zhao, H-S. Zhong, T. Byrnes et al. "Compatibility of causal hidden-variable theories with a delayed-choice experiment." Physical Review A 100, no. 1 (2019): 012114.
Huang, He-Liang, Yi-Han Luo, B. Bai, Y-H. Deng, H. Wang, Q. Zhao, H-S. Zhong, T. Byrnes et al. "Compatibility of causal hidden-variable theories with a delayed-choice experiment." Physical Review A 100, no. 1 (2019): 012114.