• BibTeX

    @inproceedings{Martindale1984:45,
     author = {D. Martindale},
     title = {The Design of a Trackball Controller},
     booktitle = {Proceedings of Graphics Interface '84},
     series = {GI '84},
     year = {1984},
     issn = {0713-5424},
     location = {Ottawa, Ontario, Canada},
     pages = {257--264},
     numpages = {8},
     url = {http://graphicsinterface.org/wp-content/uploads/gi1984-45.pdf},
     publisher = {National Research Council of Canada},
     address = {Toronto, Ontario, Canada},
    }