1. The ensemble properties of comets: results from narrowband photometry of 85 comets, 1976–1992;A'Hearn;Icarus,1995
2. Fabry-Perot Interferometry of H2O+ in Comets Brorsen-Metcalf (19890) and Austin;Bonev,1991
3. Structure and dynamics of plasma tail condensations of comet P/Halley 1986 and inferences on the structure and activity of the cometary nucleus;Celnik;Astron. Astrophys.,1987
4. Jets and arcs in three H-comets: Halley, Hyakutake and Hale-Bopp;Clairemidi;Bul. Am. Astron. Soc.,1997
5. Three-channel spectrometer for the Halley's comet investigation;Gogoshev;Adv. Sp. Res.,1985