BIBLIOGRAPHY

1. Cox, D. P. and Smith, B. W. 1974 Large-scale effects of supernova remnants on the Galaxy: generation and maintenance of a hot network of tunnels Astrophys. J. 189 L105-L108
2. Field, G. B., Goldsmith, D. W. and Habing, H. J. 1969 Cosmic ray heating of the interstellar gas Astrophys. J. 155 L149-L154
3. Heiles, C. 1987 Supernovae versus models of the interstellar medium and the gaseous halo Astrophys. J. 315 555-566
4. Mac Low, M-M., McCray, R. and Norman, M. L. 1989, Astrophys. J. 337 141-154
5. McKee, C. F. and Ostriker, J. P. 1977 A theory of the interstellar medium - three components regulated by supernova explosions in an inhomogeneous substrate Astrophys. J. 218 148-169
6. Sembach, K. and Savage, B. 1992 Observations of highly ionized gas in the Galactic halo Astrophys. J. Suppl. 83 147-201
7. Spitzer, L. 1990 Theories of the hot interstellar gas Ann. Rev. Astron. Astrophys. 28 71-102