@article{HsiehS09-0,
  title = {Supporting Visual Problem Solving in Spatial Hypertext},
  author = {Hao-wei Hsieh and Frank M. Shipman III},
  year = {2009},
  url = {http://journals.tdl.org/jodi/article/view/173},
  tags = {hypertext},
  researchr = {https://researchr.org/publication/HsiehS09-0},
  cites = {0},
  citedby = {0},
  journal = {J. Digit. Inf.},
  volume = {10},
  number = {3},
}