@article{PenkRichter2016,
  author    = {Christiane Penk and Dirk Richter},
  title     = {Change in test-taking motivation and its relationship to test performance in low-stakes assessments},
  journal   = {Educational assessment, evaluation and accountability},
  volume    = {29},
  pages     = {55 -- 79},
  doi       = {10.1007/s11092-016-9248-7},
  year      = {2016},
}