1. Chemistry of comets;A'Hearn;Chem. and Eng. News,1984
2. Vaporization in comets: The icy grain halo of Comet West;A'Hearn;Moon Planets,1980
3. Cyanogen jets in Comet Halley;A'Hearn;Nature,1986
4. Photochemical reactions in interstellar grains, photolysis of CO, NH3, and H2O;Agarwal;Origins Life,1985
5. Absorption and emission characteristics of interstellar dust;Allamandola,1984