@article{BurnsVollmeyer2002,
  author    = {Burns, Bruce D. and Vollmeyer, Regina},
  title     = {Goal specificity effets on hypothesis testing in problem solving},
  issn      = {0272-4987},
  year      = {2002},
  language  = {en}
}
@article{VollmeyerRheinbergBurns2002,
  author    = {Vollmeyer, Regina and Rheinberg, Falko and Burns, Bruce D.},
  title     = {Motivational patterns during hypermedia learning},
  year      = {2002},
  language  = {en}
}
@article{VollmeyerBurns2002,
  author    = {Vollmeyer, Regina and Burns, Bruce D.},
  title     = {Goal specificity and learning with a hypermedia program},
  year      = {2002},
  language  = {en}
}