Estimating turbulent velocities in the elliptical galaxies NGC 5044 and NGC 5813DOI: info:10.1051/0004-6361/201118404v. 539EDP Sciences34
de Plaa, J., Zhuravleva, I., Werner, N., Kaastra, J. S., Churazov, E., Smith, Randall K., Raassen, A. J. J., and Grange, Y. G. 2012. "Estimating turbulent velocities in the elliptical galaxies NGC 5044 and NGC 5813." Astronomy and Astrophysics, 539 34. https://doi.org/10.1051/0004-6361/201118404.