{"inproceedings":{"@attributes":{"key":"conf\/graphicsinterface\/OuelletteF99","mdate":"2005-02-21"},"author":["Marc J. Ouellette","Eugene Fiume"],"title":"Approximating the Location of Integrand Discontinuities for Penumbral Illumination With Linear Light Sources.","pages":"66-75","year":"1999","crossref":"conf\/graphicsinterface\/1999","booktitle":"Graphics Interface","url":"db\/conf\/graphicsinterface\/graphicsinterface1999.html#OuelletteF99"}}