Buck, A., Zeil, K., Popp, A., Schmid, K., Jochmann, A., Kraft, S. D., Hidding, B., Kudyakov, T., Sears, C. M. S., Veisz, L., Karsch, S., Pawelke, J., Sauerbrey, R., Cowan, T., Krausz, F., & Schramm, U. (2010). Absolute charge calibration of scintillating screens for relativistic electron detection. Review of Scientific Instruments, 81(3):. doi:10.1063/1.3310275.