Hal Berghel. Crossword Compilation with Horn Clauses. Comput. J., 30(2):183-188, 1987.
@article{Berghel87,
title = {Crossword Compilation with Horn Clauses},
author = {Hal Berghel},
year = {1987},
researchr = {https://researchr.org/publication/Berghel87},
cites = {0},
citedby = {0},
journal = {Comput. J.},
volume = {30},
number = {2},
pages = {183-188},
}