• BibTeX

    @inproceedings{Williams1991:19,
     author = {L. Williams},
     title = {Shading in Two Dimensions},
     booktitle = {Proceedings of Graphics Interface '91},
     series = {GI '91},
     year = {1991},
     isbn = {0-9695338-0-2},
     issn = {0713-5424},
     location = {Calgary, Alberta, Canada},
     pages = {143--151},
     numpages = {9},
     url = {http://graphicsinterface.org/wp-content/uploads/gi1991-19.pdf},
     publisher = {Canadian Man-Computer Communications Society},
     address = {Toronto, Ontario, Canada},
    }