Sevincli, S., Ates, C., Pohl, T., Schempp, H., Hofmann, C., Guenter, G., …Adams, C. (2011). Quantum interference in interacting three-level Rydberg gases: coherent population trapping and electromagnetically induced transparency. Journal of Physics B: Atomic, Molecular and Optical Physics, 44, https://doi.org/10.1088/0953-4075/44/18/184018