@article{reasoningformovingblocksproblemformal,
  title = {Reasoning for Moving Blocks Problem: Formal Representation and Implementation},
  author = {P. A. Wałȩga},
  year = {2013},
  eprint = {1307.7405},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1307.7405v1},
}