William F. McColl, Mike Paterson, B. H. Bowditch. Planar Acyclic Computation. Inf. Comput., 90(2):178-193, February 1991.
@article{McCollPB91,
title = {Planar Acyclic Computation},
author = {William F. McColl and Mike Paterson and B. H. Bowditch},
year = {1991},
month = {February},
researchr = {https://researchr.org/publication/McCollPB91},
cites = {0},
citedby = {0},
journal = {Inf. Comput.},
volume = {90},
number = {2},
pages = {178-193},
}