1. Anderson, S. W., Raymond, J. C., and van Ballegooijen, A. 1995, submited toAp. J.
2. Arnaud, M. and Raymond, J. 1992,Ap. J.,398, 394.
3. Arnaud, M. and Rothenflug, R. 1985,Astron. & Astrophys. Suppl., L60, 425.
4. Athay, R. G., 1988,Ap. J.,329, 482.
5. Athay, R. G. and Judge, P. G. 1995,Ap. J.,438, 491.