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de Smit, B., McClure, M., Palenstijn, W.J. et al. Through the Looking-Glass, and What the Quadratic Camera Found There. Math Intelligencer 34, 30–34 (2012). https://doi.org/10.1007/s00283-012-9309-9
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DOI: https://doi.org/10.1007/s00283-012-9309-9