| | Structures of Oppositions in Public Announcement Logic, p. 328, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 329, by Demey, Lorenz | 2012 | A Single PCD | 2 | Digon |
| | Structures of Oppositions in Public Announcement Logic, p. 330, by Demey, Lorenz | 2012 | Béziau Sigma-4 | 4 | Octagon |
| | Structures of Oppositions in Public Announcement Logic, p. 331, by Demey, Lorenz | 2012 | Béziau Sigma-4 | 4 | Octagon |
| | Structures of Oppositions in Public Announcement Logic, p. 335, by Demey, Lorenz | 2012 | Classical Sigma-7 | 4 | Rhombic Dodecahedron |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Structures of Oppositions in Public Announcement Logic, p. 336, by Demey, Lorenz | 2012 | Sherwood-Czeżowski Sigma-3 | 4 | Rectangle |
| | Logical Opposition and Collective Decisions, p. 350, by Kovač, Srećko | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Logical Opposition and Collective Decisions, p. 350, by Kovač, Srećko | 2012 | Sherwood-Czeżowski Sigma-3 | 4 | Hexagon |
| | Logical Opposition and Collective Decisions, p. 351, by Kovač, Srećko | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Rectangle |
| | Logical Opposition and Collective Decisions, p. 355, by Kovač, Srećko | 2012 | Sherwood-Czeżowski Sigma-3 | 4 | Hexagon |
| | Logical Opposition and Collective Decisions, p. 351, by Kovač, Srećko | 2012 | Non-Sigma | | Hexagon |
| | Logical Opposition and Collective Decisions, p. 351, by Kovač, Srećko | 2012 | Non-Sigma | | Hexagon |
| | Logical Opposition and Collective Decisions, p. 352, by Kovač, Srećko | 2012 | Non-Sigma | | Hexagon |
| | Logical Opposition and Collective Decisions, p. 353, by Kovač, Srećko | 2012 | Non-Sigma | | Hexagon |
| | Towards a Logic of Argumentation, p. 560, by Amgoud, Leila; Prade, Henri | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Towards a Logic of Argumentation, p. 560, by Amgoud, Leila; Prade, Henri | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Towards a Logic of Argumentation, p. 561, by Amgoud, Leila; Prade, Henri | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Towards a Logic of Argumentation, p. 562, by Amgoud, Leila; Prade, Henri | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Towards a Logic of Argumentation, p. 564, by Amgoud, Leila; Prade, Henri | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |