D. N. De G. Allen

The stresses and strains in a partly plastic thick tube under internal pressure and end-load

D. N. De G. Allen, D. G. Sopwith, 1951, Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences.

Relaxation Methods in Theoretical Physics, VOL. II. R. V. Southwell. Clarendon Press, Oxford, 1956. 273 pp. Illustrated. 55s.

D. N. De G. Allen, 1957 .

RELAXATION METHODS APPLIED TO DETERMINE THE MOTION, IN TWO DIMENSIONS, OF A VISCOUS FLUID PAST A FIXED CYLINDER

D. N. De G. Allen, Richard Vynne Southwell, R. Southwell, 1955 .

THE APPLICATION OF RELAXATION METHODS TO THE SOLUTION OF NON-ELLIPTIC PARTIAL DIFFERENTIAL EQUATIONS II. THE SOLIDIFICATION OF LIQUIDS

R. T. Severn, D. N. De G. Allen, D. Allen, 1952 .