1. Studies of hot B subdwarfs. 9: Cousins BVRI photometry and the binary fraction of hot, hydrogen-rich subdwarfs in the Palomar-Green survey
2. Drilling, J. S., & Landolt, A. U. 2000, in Allen's Astrophysical Quantities, ed. A. N. Cox (Springer), 381
3. Metal abundances of sdB stars
4. Spectral analysis of sdB stars from the Hamburg Quasar Survey
5. Edelmann, H., Heber, U., & Karl, C. 2003b, Proc. of the 13th European Workshop on White Dwarfs, NATO Science Series II - Mathematics, Physics and Chemistry, ed. D. de Martino, R. Silvotti, J.-E. Solheim, and R. Kalytis (Kluwer Academic Publishers), 105, 87