@article{researchandteachingefficienciesofturkish,
  title = {Research and Teaching Efficiencies of Turkish Universities with Heterogeneity Considerations: Application of Multi-Activity DEA and DEA by Sequential Exclusion of Alternatives Methods},
  year = {2016},
  eprint = {1701.07318},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1701.07318v1},
}