Charlton, M., Werf, D. v. d., Madsen, N., Isaac, A., & Eriksson, S. (2014). In situelectromagnetic field diagnostics with an electron plasma in a Penning–Malmberg trap. New Journal of Physics, 16(1), p. 013037. doi:10.1088/1367-2630/16/1/013037

Charlton, Michael, Dirk van der Werf, Niels Madsen, Aled Isaac, and Stefan Eriksson. "In Situelectromagnetic Field Diagnostics With an Electron Plasma in a Penning–Malmberg Trap." New Journal of Physics 16, no. 1 (2014): 013037.

Charlton, Michael, et al. "In Situelectromagnetic Field Diagnostics With an Electron Plasma in a Penning–Malmberg Trap." New Journal of Physics 16.1 (2014): 013037.