Bulletin of the Section of Logic
Bulletin of the Section of Logic > 2020 > 49 > 3 > 213-230
Bulletin of the Section of Logic > 2020 > 49 > 3 > 255-268
Bulletin of the Section of Logic > 2020 > 49 > 3 > 213-230
Bulletin of the Section of Logic > 2020 > 49 > 3 > 255-268