Krupp, N., Decker, R. B., Lanzerotti, L. J., Keppler, E., Krimigis, S. M., & Gold, R. E. (1995). Comparison of recurrent ion events using Ulysses HI-SCALE and EPAC and Voyager LECP data. In Proc. 24th International Cosmic Ray Conf. (pp. 431-434). Rome: ANY PUBLISHER.