@article{VollmeyerBurnsBruce1995,
  author    = {Vollmeyer, Regina and Burns, Bruce D. and Bruce, R.},
  title     = {Die Wirkung von Zielspezifit{\"a}t und Hypothesentesten auf das Lernen einer Probleml{\"o}seaufgabe},
  year      = {1995},
  language  = {de}
}
@article{VollmeyerBurns1995,
  author    = {Vollmeyer, Regina and Burns, Bruce D.},
  title     = {Does hypothesis-instruction improve learning},
  year      = {1995},
  language  = {en}
}