1. A ROSAT PSPC investigation of the Centaurus cluster of galaxies
2. Allen, S. W., Fabian, A. C., Johnstone, R. M., Arnaud, K. A. & Nulsen, P. E. J. 2001, MNRAS, 322, 598)
3. Abundances of the elements: Meteoritic and solar
4. Arnaud, K. A. 1996, in ASP Conf. Ser. 101, Astronomical Data Analysis Software and Systems V, ed. G. Jacoby & J. Barnes (San Francisco: ASP), 17
5. Bevington, P. R. 1969, Data Reduction and Error Analysis for the Physical Sciences (New York: McGraw-Hill)