Bernhard Beckert, Rajeev Goré. Free-Variable Tableaux for Propositional Modal Logics. Studia Logica, 69(1):59-96, 2001.
@article{BeckertG01,
title = {Free-Variable Tableaux for Propositional Modal Logics},
author = {Bernhard Beckert and Rajeev Goré},
year = {2001},
tags = {modal logic, logic},
researchr = {https://researchr.org/publication/BeckertG01},
cites = {0},
citedby = {0},
journal = {Studia Logica},
volume = {69},
number = {1},
pages = {59-96},
}