Luis Fariñas del Cerro, Martti Penttonen. A Note of the Complexity of the Satisfiability of Modal Horn Clauses. Journal of Logic and Algebraic Programming, 4(1):1-10, 1987.
@article{CerroP87,
title = {A Note of the Complexity of the Satisfiability of Modal Horn Clauses},
author = {Luis Fariñas del Cerro and Martti Penttonen},
year = {1987},
researchr = {https://researchr.org/publication/CerroP87},
cites = {0},
citedby = {0},
journal = {Journal of Logic and Algebraic Programming},
volume = {4},
number = {1},
pages = {1-10},
}