| Ak |:
AK_Restituzione del contesto
| Ak |:
AK
| Ak |:
AK_Illusion
| Ak |:
AK_Overlapping III
| Ak |:
AK_Illusion on form VI
| Ak |:
AK_Portal III
| Ak |:
AK_Portal II
| Ak |:
AK_Directionally opposite lights
| Ak |:
AK_Four
| Ak |:
AK_Perspective
| Ak |:
AK_Illusory profile III
| Ak |:
AK_Collage II
| Ak |:
AK_Collage
| Ak |:
AK_Portal
| Ak |:
AK_Illusion on form V
| Ak |:
AK + CENTINA
| Ak |:
AK_Level
| Ak |:
AK_Opposite
| Ak |:
AK_Alternate
| Ak |:
AK_Subtraction
| Ak |:
AK_Negative/positive _b
| Ak |:
AK_Negative/positive
| Ak |:
AK_Geomteric décollage
| Ak |:
AK_Quadrato cartone
| Ak |:
AK_Quadrato cartone
| Ak |:
AK_Quadrato
| Ak |:
AK_Geometrical Dècollage
| Ak |:
AK_Geometrical Dècollage
| Ak |:
AK_Livelli
| Ak |:
AK_Gradient IV