The APM QSO Survey: Description and Status Report (1989)
Conference Proceeding
Foltz, C., Chaffee, F., Hewett, P., Frye, B., Weymann, R., Anderson, S., …Turnshek, D. (1989). The APM QSO Survey: Description and Status Report. In Active Galactic Nuclei: proceedings of the 134th Symposium of the International Astronomical Union, held in Santa Cruz, California, August 15-19, 1988

The Optical and Radio Properties of X-Ray Selected Bl-Lacertae Objects (1989)
Conference Proceeding
Stocke, J. T., Morris, S. L., Gioia, I., Maccacaro, T., Schild, R., & Wolter, A. (1989). The Optical and Radio Properties of X-Ray Selected Bl-Lacertae Objects. In BL Lac Objects. Proceedings of a workshop held in Como, Italy, September 20-23, 1988

Bl-Lacertae Objects from the Extended Medium Sensitivity Survey - the Surface Density (1989)
Conference Proceeding
Maccacaro, T., Gioia, I., Schild, R., Wolter, A., Morris, S., & Stocke, J. (1989). Bl-Lacertae Objects from the Extended Medium Sensitivity Survey - the Surface Density. In BL Lac Objects. Proceedings of a workshop held in Como, Italy, September 20-23, 1988

X-Ray Selected AGN from the Extended Medium Sensitivity Survey (1989)
Conference Proceeding
Gioia, I., Maccacaro, T., Morris, S., Schild, R., Stocke, J., & Wolter, A. (1989). X-Ray Selected AGN from the Extended Medium Sensitivity Survey. In Active Galactic Nuclei: proceedings of the 134th Symposium of the International Astronomical Union, held in Santa Cruz, California, August 15-19, 1988

Optically Thin Gas in the BLR of Seyfert Galaxies (1989)
Conference Proceeding
Morris, S., & Ward, M. (1989). Optically Thin Gas in the BLR of Seyfert Galaxies. In Active Galactic Nuclei: proceedings of the 134th Symposium of the International Astronomical Union

High Spectral Resolution Gamma Ray Astronomy in the Energy Region 50 KEV to 10 Mev. (1989)
Thesis
Myers, R. M. (1989). High Spectral Resolution Gamma Ray Astronomy in the Energy Region 50 KEV to 10 Mev. (Thesis). Durham University

The University of Durham Southern Hemisphere VHE gamma ray telescope (1989)
Journal Article
Brazier, K., Carraminana, A., Chadwick, P., Currell, T., & Dipper, N. (1989). The University of Durham Southern Hemisphere VHE gamma ray telescope. Experimental Astronomy, 1, 77-99. https://doi.org/10.1007/bf00457984

300 GeV gamma rays from VELA X-1 (1989)
Journal Article
Carraminana, A., Chadwick, P., Dipper, N., Lincoln, E., Mannings, V., McComb, T., …Williams, D. (1989). 300 GeV gamma rays from VELA X-1. Astrophysical Journal, 346, 967-970

The stellar content of early-type galaxies in dense environments (1989)
Conference Proceeding
Rose, J., Sharples, R., Ellis, R., & Bower, R. (1989). The stellar content of early-type galaxies in dense environments.

BL Lacs from the EMSS: Number-counts and implications for the luminosity function (1989)
Conference Proceeding
Wolter, A., Gioia, I. M., Maccacaro, T., Schild, R. E., Morris, S. L., & Stocke, J. T. (1989). BL Lacs from the EMSS: Number-counts and implications for the luminosity function. In Proceedings of the 23rd. ESLAB Symposium on Two Topics in X-Ray Astronomy, held in Bologna, Italy, September 13-20, 1989 (749-752)

Asymmetric Wind Models of Broad Absorption Line QSO's (1989)
Conference Proceeding
Hamann, F., Weymann, R., & Morris, S. (1989). Asymmetric Wind Models of Broad Absorption Line QSO's. In Bulletin of the American Astronomical Society, Vol. 21

A cooling flow in a high-redshift, X-ray-selected cluster of galaxies (1989)
Journal Article
Nesci, R., Gioia, I. M., Maccacaro, T., Morris, S. L., Perola, G. C., Schild, R. E., & Wolter, A. (1989). A cooling flow in a high-redshift, X-ray-selected cluster of galaxies. Astrophysical Journal, 344, 104-110

A new magnetic white dwarf discovered during the Large Bright Quasar Survey (1989)
Journal Article
Foltz, C. B., Latter, W. B., Hewett, P. C., Weymann, R. J., Morris, S. L., & Anderson, S. F. (1989). A new magnetic white dwarf discovered during the Large Bright Quasar Survey. Astronomical Journal, 98, 665-667. https://doi.org/10.1086/115166

Optically thin gas in the broad-line region of Seyfert galaxies (1989)
Journal Article
Morris, S. L., & Ward, M. J. (1989). Optically thin gas in the broad-line region of Seyfert galaxies. Astrophysical Journal, 340, 713-728. https://doi.org/10.1086/167432