Mark Brittenham	coauthored with	Rachel Roberts	MR1472884 (98j:57040)
Rachel Roberts	coauthored with	John Shareshian	MR1969207 (2004e:57023)
John Shareshian	coauthored with	Robert M. Guralnick	MR1953713 (2004b:20072)
Robert M. Guralnick	coauthored with	Heydar Radjavi	MR1447405 (98c:16037)
Heydar Radjavi	coauthored with	Aristides Katavolos	MR1072047 (91i:47058)
Aristides Katavolos	coauthored with	Allan P. Donsig	MR1867344 (2002k:46170)