@article{supervisedhierarchicalclassificationfor,
  title = {Supervised Hierarchical Classification for Student Answer Scoring},
  author = {Itziar Aldabe and Oier Lopez de Lacalle and Iñigo Lopez-Gazpio and Montse Maritxalar},
  year = {2015},
  eprint = {1507.03462},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1507.03462v1},
}