The role of the foreshortening cue in the perception of 3D object slant
Vision Research (2014) - Comments
pubmed: 24216007  doi: 10.1016/j.visres.2013.10.019  issn: 1878-5646  issn: 0042-6989 

Iliya V. Ivanov, Daniel J. Kramer, Kathy T. Mullen