@article {1393,
	title = {Through the Looking-Glass, and What the Quadratic Camera Found There},
	journal = {The Mathematical Intelligencer},
	volume = {34},
	year = {2012},
	month = {9/2012},
	pages = {30 - 34},
	issn = {0343-6993},
	doi = {10.1007/s00283-012-9309-9},
	author = {de Smit, Bart and McClure, Mark and Willem Jan Palenstijn and Sparling, E. Isaac and Wagon, Stan}
}
