@article {PeBl13b,
	title = {Novel Patterns and Methods for Zooming Camera Calibration},
	journal = {Journal of WSCG},
	volume = {21},
	number = {1},
	year = {2013},
	pages = {59{\textendash}67},
	issn = {1213-6972},
	author = {Pennisi, Andrea and Domenico Bloisi and Gaz, Claudio and L. Iocchi and D. Nardi}
}
