|  | "Setting" n-Opposition, p. 257, by Pellissier, Régis | 2008 | Sherwood-Czeżowski Sigma-3 | 4 | Rectangle |
|  | "Setting" n-Opposition, p. 257, by Pellissier, Régis | 2008 | Classical Sigma-7 | 4 | Tetraicosahedron |
|  | "Setting" n-Opposition, p. 258, by Pellissier, Régis | 2008 | Moretti-Pellissier Sigma-4 | 4 | Rectangular Cuboid |
|  | "Setting" n-Opposition, p. 258, by Pellissier, Régis | 2008 | Jacoby-Sesmat-Blanché Sigma-3 | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 258, by Pellissier, Régis | 2008 | Jacoby-Sesmat-Blanché Sigma-3 | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 258, by Pellissier, Régis | 2008 | Jacoby-Sesmat-Blanché Sigma-3 | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 259, by Pellissier, Régis | 2008 | Jacoby-Sesmat-Blanché Sigma-3 | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 259, by Pellissier, Régis | 2008 | Sigma-5 Graph | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 260, by Pellissier, Régis | 2008 | Sigma-5 Graph | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 260, by Pellissier, Régis | 2008 | Sigma-5 Graph | 4 | Three Dimensional Shape |
|  | "Setting" n-Opposition, p. 261, by Pellissier, Régis | 2008 | Moretti-Pellissier Sigma-4 | 4 | Rectangular Cuboid |
|  | "Setting" n-Opposition, p. 261, by Pellissier, Régis | 2008 | Contrariety 4-clique | 4 | Tetrahedron |
|  | Anderson's Relevant Deontic and Eubouliatic Systems, p. 68, by Lokhorst, Gert-Jan C. | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Anderson's Relevant Deontic and Eubouliatic Systems, p. 70, by Lokhorst, Gert-Jan C. | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Anderson's Relevant Deontic and Eubouliatic Systems, p. 72, by Lokhorst, Gert-Jan C. | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Applications of Squares of Oppositions and Their Generalizations in Philosophical Analysis, p. 15, by Woleński, Jan | 2008 | Classical Sigma-2 | 3 | Square |
|  | Applications of Squares of Oppositions and Their Generalizations in Philosophical Analysis, p. 16, by Woleński, Jan | 2008 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
|  | Applications of Squares of Oppositions and Their Generalizations in Philosophical Analysis, p. 17, by Woleński, Jan | 2008 | Béziau Sigma-4 | 4 | Square |
|  | Applications of Squares of Oppositions and Their Generalizations in Philosophical Analysis, p. 25, by Woleński, Jan | 2008 | A Single PCD | 2 | Digon |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 45, by Lenzen, Wolfgang | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 45, by Lenzen, Wolfgang | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 49, by Lenzen, Wolfgang | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 50, by Lenzen, Wolfgang | 2008 | Classical Sigma-2 | 3 | Rectangle |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 56, by Lenzen, Wolfgang | 2008 | Buridan Sigma-4 | 5 | Rectangular Cuboid |
|  | Ploucquet's ''Refutation'' of the Traditional Square of Opposition, p. 57, by Lenzen, Wolfgang | 2008 | Buridan Sigma-4 | 5 | Three Dimensional Shape |