@misc{indiciaea4f87c98e61f, title = {Use of interreflection and shadow for surface contact.}, author = {C Madison and W Thompson and D Kersten and P Shirley and B Smits}, year = {2001}, doi = {10.3758/bf03194461}, url = {https://pubmed.ncbi.nlm.nih.gov/11281095/}, note = {Source identifier: 11281095} }