Lewis, R. A., Cheng, T., Henini, M. & Chamberlain, J. (1996). Energy states of Be in GaAs. Physical Review B: Condensed Matter and Materials Physics, 53 (19), 12829-12834.
Lewis, R. A., Cheng, T., Henini, M. & Chamberlain, J. (1996). Energy states of Be in GaAs. Physical Review B: Condensed Matter and Materials Physics, 53 (19), 12829-12834.