1. Infra-Red Photometry of RR Telescopii and other Emission-Line Objects
2. Peculiar central stars of planetary nebulae;Lutz,1977
3. CN 1-1 - A peculiar compact planetary nebula;Bhatt,1986
4. 3-MICRON Features in HD330036;Allen,1981
5. Infrared studies of symbiotic stars;Allen,1982