Bulletin of the Section of Logic
Bulletin of the Section of Logic > 2020 > 49 > 3 > 255-268
Bulletin of the Section of Logic > 2021 > 50 > 4 > 455-463
Bulletin of the Section of Logic > 2020 > 49 > 3 > 255-268
Bulletin of the Section of Logic > 2021 > 50 > 4 > 455-463