Conference Paper
Zank, G. P.; Axford, W. I.: The origin of the GCRII component. In: Proc. 25th International Cosmic Ray Conference, Durban, S. A., 30 July-06 August 1997, pp. 473 - 476 (Eds. Potgieter, M. S.; Raubenheimer, B. C.; van der Walt, D. J.). Wesprint, Potchefstroom, South Africa (1997)