Tensor Product Structures, Entanglement, and Particle Scattering. - Nathan L. Harshman; Sujeev Wickramasekara (Open Syst. Inf. Dyn., 2007)

Rigged Hilbert Spaces in Quantum Physics. - Jean-Pierre Antoine; Robert C. Bishop; Arno Bohm; Sujeev Wickramasekara (Compendium of Quantum Physics, 2009)

Rigged Hilbert Spaces for the Dirac Formalism of Quantum Mechanics. - Jean-Pierre Antoine; Arno Bohm; Sujeev Wickramasekara (Compendium of Quantum Physics, 2009)