1. The electron energy loss rates by polar molecules;Ashihara;Inst. Space and Aeronautical Sci. University of Tokyo Report No. 530,1975
2. Photoelectron fluxes in cometary atmospheres;Ashihara;Icarus,1976
3. Aeronomy;Banks,1973
4. Iondipole collisions: Recent theoretical advances;Chesnavich,1978
5. The role of electric fields in the cometary environment, KFKI preprint;Cravens;Report of the International Theoretical Workshop on Comets, Budapest,1983