B. Brandl, W. Brandner, E.K. Grebel AND H. Zinnecker:
"VLT/ISAAC and HST/WFPC2 Observations of NGC 3603", (The Messenger, No. 98 – December 1999, European Organisation for Astronomical Research in the Southern Hemisphere, Garching, Germany)
[1][Enllaç no actiu]
KH Hofmann, G Weigelt, W Seggewiss: "Resolution and
evolution of the core of the giant HII region NGC 3603"(Symposium-International Astronomical Union, 1995)[2]Arxivat 2011-05-25 a Wayback Machine.
web.archive.org
KH Hofmann, G Weigelt, W Seggewiss: "Resolution and
evolution of the core of the giant HII region NGC 3603"(Symposium-International Astronomical Union, 1995)[2]Arxivat 2011-05-25 a Wayback Machine.