Nonlinear Regression With Linear Constraints: An Extension of the Magnified Diagonal Method. - Richard I. Shrager (J. ACM, 1970)

On-line modeling by curve-fitting. - Gary D. Knott; Richard I. Shrager (SIGGRAPH Seminar on Computer Graphics in Medicine, 1972)

Quadratic Programming for Nonlinear Regression. - Richard I. Shrager (Commun. ACM, 1972)