Seidl, F.G.P., et al. “Modification of the Brookhaven Fast Chopper”. Nuclear Instruments, vol. 1, no. 2, 1957, pp. 92-93, https://doi.org/10.1016/0369-643x(57)90057-9.
Seidl, F., Palevsky, H., Hughes, D., & Zimmerman, R. (1957). Modification of the Brookhaven fast chopper. Nuclear Instruments, 1(2), 92-93. https://doi.org/10.1016/0369-643x(57)90057-9
Seidl F, Palevsky H, Hughes D, Zimmerman R. Modification of the Brookhaven fast chopper. Nuclear Instruments. 1957;1(2):92-3.