1. DANON, A. and SULMAN, F.G. (1969): Ionizing effect of winds of ill repute on serotonin metabolism. Biometeorology 4. S.W.Tromp and W.H.Weihe (ed.) Suppl. Int.J.Biometeor. vol.13 Pt. II: 135?136.
2. DANON, A., WELLER, C.P. and SULMAN, F.G. (1969): Mechanisms of reaction to heat stress. Int.J.Biometeor., 13: 95.
3. Danon, A., Weller, C.P. and Sulman, F.G. (1969): Effect of dry hot desert winds on man. Biometeorology 4. S.W.Tromp and W.H.Weihe (ed.), Pt. II: 71?72, Suppl. Int. J. Biometeor. vol. 13.
4. EICHMEIER, J. (1963): Ueber den bioklimatischen Einfluss künstlich erzeugter Kleinionen. Elektromedizin, 8: 1.
5. KNOLL, M., EICHMEIER, J. and SCHÖN, R.W. (1964): Properties, measurement and bioclimatic action of small multimolecular atmospheric ions. Adv. Electron. Electron Physics, 19: 178?245.