Charlton, M., Deller, A., Edwards, D., Mortensen, T., Isaac, C. A., Werf, D. P. v. d., . . . Isaac, A. (2015). Exciting positronium with a solid-state UV laser: The Doppler-broadened Lyman-αtransition. Journal of Physics B: Atomic, Molecular and Optical Physics, 48(17), p. 175001. doi:10.1088/0953-4075/48/17/175001

Charlton, Michael, et al. "Exciting Positronium With a Solid-state UV Laser: The Doppler-broadened Lyman-αtransition." Journal of Physics B: Atomic, Molecular and Optical Physics 48, no. 17 (2015): 175001.

Charlton, Michael, et al. "Exciting Positronium With a Solid-state UV Laser: The Doppler-broadened Lyman-αtransition." Journal of Physics B: Atomic, Molecular and Optical Physics 48.17 (2015): 175001.