Tableaus and Dual Tableaus, In Ewa Orlowska on Relational Methods in Logic and Computer Science. edited by Joanna Golinska-Pilarek and Michal Zawidzki. Vol. 17. Outstanding Contributions to Logic 5. Cham, Switzerland: Springer, 2018. pp. 105-128.
Cut-Free proof systems for Geach logics, The IfCoLog Journal of Logics and their Applications. 2(2), 17 - 64, 2015.
Nested Sequents for Intuitionistic Logic, Notre Dame Journal of Formal Logic, 55(1):41-61, 2014.
Prefixed tableaus and nested sequents. Annals of Pure and Applied Logic, 163:291-313, 2012.
On quantified modal logic, Fundamenta Informaticae, 39:1-5-121,1999.
LeanTaP Revisited. Journal of Logic and Computation, 8:33--47, 1998
A modal Herbrand theorem. Fundamenta Informaticae , 28:101--122, 1996.
A program to compute Gödel-Löb fixpoints. Bulletin EATCS, 58:118--130, 1996.
Tableaus for many-valued modal logic. Studia Logica , 55:63--87, 1995.
Tableaux for logic programming. Journal of Automated Reasoning , 13:175--188, 1994.
Destructive modal resolution. Journal of Logic and Computation , 1:83--97, 1990.
First-order modal tableaux. Journal of Automated Reasoning , 4:191--213, 1988.
Intuitionistic resolution. Atti Degli Incontri di Logica Matematica , 4:59--62, 1987.
A tableau system for propositional S5. Notre Dame Journal of Formal Logic , 18:292--294, 1977.
Tableau methods of proof for modal logics. Notre Dame Journal of Formal Logic , 13:237--247, 1972.