Floating-point arithmetic with 84-bit numbers. - Robert T. Gregory; James L. Raney (Commun. ACM, 1964)

On the Design of the Arithmetic Unit of a Fixed-Word-Length Computer from the Standpoint of Computational Accuracy. - Robert T. Gregory (IEEE Trans. Electron. Comput., 1966)

Base conversion in residue number systems. - Robert T. Gregory; David W. Matula (IEEE Symposium on Computer Arithmetic, 1975)

Residue arithmetic with rational operands. - Robert T. Gregory (IEEE Symposium on Computer Arithmetic, 1981)

The conversion of Hensel codes to rational numbers. - T. Mahadeva Rao; Robert T. Gregory (IEEE Symposium on Computer Arithmetic, 1981)

Methods and applications of error-free computation. - Robert T. Gregory; Edayathu V. Krishnamurthy (Springer, 1984)