Iturrioz, Luisa. "Modal operators on symmetrical Heyting algebras." Banach Center Publications 9.1 (1982): 289-303. <http://eudml.org/doc/209233>.
@article{Iturrioz1982, author = {Iturrioz, Luisa}, journal = {Banach Center Publications}, keywords = {many-valued logic; symmetrical modal propositional calculus; symmetrical Heyting algebra; unary operators; Lukasiewicz algebra; Post algebra}, language = {eng}, number = {1}, pages = {289-303}, title = {Modal operators on symmetrical Heyting algebras}, url = {http://eudml.org/doc/209233}, volume = {9}, year = {1982}, }
TY - JOUR AU - Iturrioz, Luisa TI - Modal operators on symmetrical Heyting algebras JO - Banach Center Publications PY - 1982 VL - 9 IS - 1 SP - 289 EP - 303 LA - eng KW - many-valued logic; symmetrical modal propositional calculus; symmetrical Heyting algebra; unary operators; Lukasiewicz algebra; Post algebra UR - http://eudml.org/doc/209233 ER -