@article{Koenderink2016, author = "Jan Koenderink and Andrea van Doorn and Baingio Pinna and Johan Wagemans", title = "{Boundaries, Transitions and Passages}", year = "2016", month = "2", url = "https://brill.figshare.com/articles/dataset/Boundaries_Transitions_and_Passages/2414002", doi = "10.6084/m9.figshare.2414002.v1" }