"Measuring and Updating Currency and Equity Market Volatility."

Welsch, Roy E., P. Kempthorne, and A. Samarov. IFSRC Working Paper. 1998.

"Research on Variation Reduction Using Massive Data Streams."

Welsch, Roy E. and V. Sharma. Bulletin of the International Statistical Institute Vol. 51, (1997): 289-290.

"Sequential Screening in Semiconductor Manufacturing, II: Exploiting Spatial Dependence."

Longtin, Mark D., Lawrence M. Wein and Roy E. Welsch. Operations Research Vol. 44, No. 1 (1996): 173-195.

"Generalized Gaussian Analysis of Market Risk in Multinational Financial Markets."

Welsch, Roy E., P. Kempthorne and K. Chui. Bulletin of the International Statistical Institute Vol. 50, (1995): 209-211.

"Subroutines for Maximum Likelihood and Quasi-Likelihood Estimation of Parameters in Nonlinear Regression Models."

Bunch, David, David Gay and Roy E. Welsch. Transactions on Mathematical Software Vol. 19, No. 1 (1993): 109-130.

"Invited discussion of 'Statistical Consulting is Scholarship' by W. J. Wilson."

Welsch, Roy E. The American Statistician Vol. 46, No. 4 (1992): 302-304.