He developed multiple sclerosis; finding it difficult to accept anticipated relapses, he committed suicide on 5 December 1983, and his wife followed suit.[3]
^Irons, Bruce; Sohrab, Ahmad (1980). Techniques of Finite Elements. Chichester, West Sussex, England: Ellis Horwood Limited. p. 529.
^Cormeau, Ivan (22 Jun 2005), "Bruce Irons: A non-conforming engineering scientist to be remembered and rediscovered", International Journal for Numerical Methods in Engineering, 22: 1–10, doi:10.1002/nme.1620220102