How Many Missing Answers Can Be Tolerated by Query Learners?

Hans-Ulrich Simon. How Many Missing Answers Can Be Tolerated by Query Learners?. Theory Comput. Syst., 37(1):77-94, 2004. [doi]

@article{Simon04:2,
  title = {How Many Missing Answers Can Be Tolerated by Query Learners?},
  author = {Hans-Ulrich Simon},
  year = {2004},
  doi = {10.1007/s00224-003-1107-5},
  url = {http://dx.doi.org/10.1007/s00224-003-1107-5},
  researchr = {https://researchr.org/publication/Simon04%3A2},
  cites = {0},
  citedby = {0},
  journal = {Theory Comput. Syst.},
  volume = {37},
  number = {1},
  pages = {77-94},
}