Christian Bräuer-Burchardt Klaus Voss A new algorithm to correct fish-eye- and strong wide-angle-lens-distortion from single images. 225-228 2001 ICIP (1) http://dx.doi.org/10.1109/ICIP.2001.958994 db/conf/icip/icip2001-1.html#Brauer-BurchardtV01