H. Wang, J. Shah, T. C. Damen, and L. N. Pfeiffer, "Spontaneous emission of excitons in GaAs quantum wells: the role of momentum scattering,"
in Quantum Electronics and Laser Science Conference, T. Heinz, G. Stegeman, J. Bokor, and R. Slusher, eds.,
Vol. 16 of OSA Technical Digest
(Optical Society of America, 1995), paper QThC4.