Ferrand, E., & Peysson, D. Versal unfolding: How a specific folding can turn crease and tear into transversal notions / Emmanuel Ferrand. Dominique Peysson. On folding : towards a new field of interdisciplinary research.(2016).
Chicago-viite (17. p.)Ferrand, Emmanuel, ja Dominique Peysson. "Versal Unfolding: How a Specific Folding Can Turn Crease and Tear into Transversal Notions / Emmanuel Ferrand. Dominique Peysson." On Folding : Towards a New Field of Interdisciplinary Research.(2016) .
MLA-viite (8. p.)Ferrand, Emmanuel, ja Dominique Peysson. "Versal Unfolding: How a Specific Folding Can Turn Crease and Tear into Transversal Notions / Emmanuel Ferrand. Dominique Peysson." On Folding : Towards a New Field of Interdisciplinary Research.(2016), .