Functions Computed by Monotone Boolean Formulas with no Repeated Variables

@article{Mundici1989FunctionsCB,
  title={Functions Computed by Monotone Boolean Formulas with no Repeated Variables},
  author={Daniele Mundici},
  journal={Theor. Comput. Sci.},
  year={1989},
  volume={66},
  pages={113-114}
}