@article{Bajramovic11:AES,<br>  title = {An Efficient Shortest Triangle Paths Algorithm Applied to Multi-Camera Self-Calibration},<br>  journal = {Journal of Mathematical Imaging and Vision (JMIV)},<br>  author = {Ferid Bajramovic and Marcel Brückner and Joachim Denzler},<br>  year = {2011},<br>  pages = {1--14},<br>}<br>