1. Agard, D. B. (1991). Robust Inferential Procedures Applied to Regression. Unpublished Ph.D. Dissertation. Department of Statistics. Virginia Polytechnic Institute and State University.
2. Agard, D. B., and Birch J. B. (1992). Influence and Sensitivity of an F test Based on Robust Weights. Technical Report 92-11, Department of Statistics, Virginia Polytechnic Institute and State University, Blacksburg, VA. (Submitted for publication).