@article{thelearnabilityofunknownquantum,
  title = {The Learnability of Unknown Quantum Measurements},
  author = {Hao-Chung Cheng and Min-Hsiu Hsieh and Ping-Cheng Yeh},
  year = {2015},
  eprint = {1501.00559},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1501.00559v1},
}