@article{2022-IEEEToH-PerceivedDepthAndRoughness,
   author = {Wei, Q. and Li, M. and Hu, J. and Feijs, L.},
   title = {Perceived Depth and Roughness of Virtual Buttons With Touchscreens},
   journal = {IEEE Transactions on Haptics},
   volume = {15},
   number = {2},
   pages = {315-327},
   DOI = {10.1109/TOH.2021.3126609},
   PDF = {http://www.drhu.eu/publications/2022-IEEEToH-PerceivedDepthAndRoughness.pdf},
   year = {2022}
}