Graf, Robert MPI for Polymer Research, Max Planck Society;
Schnell, Ingo MPI for Polymer Research, Max Planck Society;
Spiess, Hans Wolfgang MPI for Polymer Research, Max Planck Society;
Geen, H., Graf, R., Heindrichs, A. S. D., Hickman, B. S., Schnell, I., Spiess, H. W., et al. (1999). Spin Counting with Fast MAS. Journal of Magnetic Resonance, 138, 167-172.