1. Burger, R.A., de Jager, O.C. Fisk-type heliospheric magnetic fields and short-term variations in cosmic-ray intensities. In: Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract SH11C-28, 2003
2. Burger, R.A., Hitge, M. The effect of a Fisk-type heliospheric magnetic field on cosmic ray modulation. In: Eos Trans. AGU, 83(47), Fall Meet. Suppl., Abstract SH71A-04, 2002
3. The effect of a fisk-type heliospheric magnetic field on cosmic-ray modulation;Burger;Astrophys. J. Lett.,2004
4. Burger, R.A., Sello, P.C. The effect of a latitudinal dependent solar wind speed on cosmic ray modulation. Adv. Space Res., 2005, in press
5. An estimate of drift effects in various models of the heliospheric magnetic field;Burger;Space Sci. Rev.,2001