- J Baez,
*Memories of Irving Segal*(1999).

http://math.ucr.edu/home/baez/segal.html

- J C Baez, E F Beschler, L Gross, B Kostant, E Nelson, M Vergne and A S Wightman, Irving Ezra Segal (1918-1998),
*Notices Amer. Math. Soc.***46**(6) (1999), 659-668.

- F Burkhart, I E Segal, 79, Mathematician Who Disputed the Big Bang,
*New York Times*(14 September 1998).

- A Daigneault,
*Irving Segal's Axiomatization of Spacetime and its Cosmological Consequences*, Invited lecture given in Budapest in August 2005.

http://arxiv.org/pdf/gr-qc/0512059

- A Daigneault and A Sangalli, Einstein's Static Universe: An Idea Whose Time Has Come Back?,
*Notices Amer. Math. Soc.***48**(1) (2001), 9-16.

- L Gross, In memory of Irving Segal, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 1-13.

- L Gross, Irving Segal's work on infinite dimensional integration theory, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 19-24.

- R V Kadison, On the early work of I E Segal, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 15-18.

- Ph.D. students of Irving Segal, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 14.

- W A Strauss, Irving Segal's work in partial differential equations, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 25-28.

- A H Taub, Review: Mathematical cosmology and extragalactic astronomy by Irving Ezra Segal,
*Bull. Amer. Math. Soc.***83**(4) (1977), 705-711.

- M Vergne, Some comments on the work of I E Segal on group representations, Special issue dedicated to the memory of I E Segal,
*J. Funct. Anal.***190**(1) (2002), 29-37.

- M Vergne,
*In memory of Irving Segal*, Talk of Michèle Vergne (15 September 1998).

http://people.math.jussieu.fr/~vergne/ecritsdivers/segal.pdf