1. Common operator properties of the linear operators RS and SR;Barnes;Proc. Amer. Math. Soc.,1998
2. Complete Normed Algebras;Bonsall,1973
3. Joint spectra of commuting normal operators on Banach spaces;Chō;Glasgow Math. J.,1988
4. R. Curto, Applications of several complex variables to multi-parameter spectral theory, in: J.B. Conway, B.B. Morrel (Eds.), Surveys of Recent Results in Operator Theory. vol. II, Longman, London, 1988, pp. 25–90
5. On criss-cross commutativity;Harte;J. Operator Theory,1997