Arun Krishnan, Narendra Ahuja. Range estimation from focus using a non-frontal imaging camera. International Journal of Computer Vision, 20(3):169-185, 1996. [doi]
@article{KrishnanA96,
title = {Range estimation from focus using a non-frontal imaging camera},
author = {Arun Krishnan and Narendra Ahuja},
year = {1996},
doi = {10.1007/BF00208718},
url = {http://dx.doi.org/10.1007/BF00208718},
researchr = {https://researchr.org/publication/KrishnanA96},
cites = {0},
citedby = {0},
journal = {International Journal of Computer Vision},
volume = {20},
number = {3},
pages = {169-185},
}