BibTex format
@article{Dubra:2004:10.1364/AO.43.001108,
author = {Dubra, A and Paterson, C and Dainty, C},
doi = {10.1364/AO.43.001108},
journal = {APPLIED OPTICS},
pages = {1108--1113},
title = {Wave-front reconstruction from shear phase maps by use of the discrete Fourier transform},
url = {http://dx.doi.org/10.1364/AO.43.001108},
volume = {43},
year = {2004}
}