Authors: SEGERBERG K

Citation: K. Segerberg, A MODEL EXISTENCE THEOREM IN INFINITARY PROPOSITIONAL MODAL LOGIC, Journal of philosophical logic, 23(4), 1994, pp. 337-367

Authors: CHELLAS GF SEGERBERG K

Citation: Gf. Chellas et K. Segerberg, MODAL-LOGICS WITH THE MACINTOSH RULE, Journal of philosophical logic, 23(1), 1994, pp. 67-86