Bases of primitive nonpowerful sign patterns

Guanglong Yu, Zhengke Miao, Jinlong Shu. Bases of primitive nonpowerful sign patterns. Theoretical Computer Science, 447:136-143, 2012. [doi]

@article{YuMS12,
  title = {Bases of primitive nonpowerful sign patterns},
  author = {Guanglong Yu and Zhengke Miao and Jinlong Shu},
  year = {2012},
  doi = {10.1016/j.tcs.2011.10.016},
  url = {http://dx.doi.org/10.1016/j.tcs.2011.10.016},
  researchr = {https://researchr.org/publication/YuMS12},
  cites = {0},
  citedby = {0},
  journal = {Theoretical Computer Science},
  volume = {447},
  pages = {136-143},
}