Determination of 3D-region of interest using digital in-line holography with astigmatic Gaussian beamsN. Verrier, S. Coëtmellec, M. Brunel and D. LebrunJ. Eur. Opt. Soc.-Rapid Publ., 4 (2009) 09038DOI: https://doi.org/10.2971/jeos.2009.09038