Els V. K. Cornelis

Mirror-reflecting a picture of an object: What happens to the shape percept?

Andrea J. Doorn, Els V. K. Cornelis, Huib Ridder, 2003, Perception & psychophysics.

Reference Frames and 3-D Shape Perception of Pictured Objects: On Verticality and Viewpoint-From-Above

Els V. K. Cornelis, J. Wagemans, A. V. van Doorn, 2016, i-Perception.

Artists' Use of Compositional Balance for Creating Visual Displays

Johan Wagemans, Pieter Jan Stappers, Paul J. Locher, 2001 .

The Effects of Mirror Reflections and Planar Rotations of Pictures on the Shape Percept of the Depicted Object

Johan Wagemans, Andrea J van Doorn, Els V K Cornelis, 2009, Perception.