APA (7th ed.) Citation

Lloyd, G., Procter, S., & Softley, T. (2005). Ionization of hydrogen rydberg molecules at a metal surface.

Chicago Style (17th ed.) Citation

Lloyd, G., SR Procter, and T. Softley. Ionization of Hydrogen Rydberg Molecules at a Metal Surface. 2005.

MLA (9th ed.) Citation

Lloyd, G., et al. Ionization of Hydrogen Rydberg Molecules at a Metal Surface. 2005.

Warning: These citations may not always be 100% accurate.