Charles J. Lada: The physics and modes of star cluster formation: observations. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 28.2.2010, 368. vsk, nro 1913, s. 713–731. doi:10.1098/rsta.2009.0264. ISSN 1364-503X. Artikkelin verkkoversio. en
Bruce G. Elmegreen, Yuri N. Efremov: A Universal Formation Mechanism for Open and Globular Clusters in Turbulent Gas. The Astrophysical Journal, 1.5.1997, 480. vsk, nro 1, s. 235. doi:10.1086/303966. ISSN 0004-637X. Artikkelin verkkoversio. en
iop.org
iopscience.iop.org
Bruce G. Elmegreen, Yuri N. Efremov: A Universal Formation Mechanism for Open and Globular Clusters in Turbulent Gas. The Astrophysical Journal, 1.5.1997, 480. vsk, nro 1, s. 235. doi:10.1086/303966. ISSN 0004-637X. Artikkelin verkkoversio. en
royalsocietypublishing.org
Charles J. Lada: The physics and modes of star cluster formation: observations. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 28.2.2010, 368. vsk, nro 1913, s. 713–731. doi:10.1098/rsta.2009.0264. ISSN 1364-503X. Artikkelin verkkoversio. en
worldcat.org
Charles J. Lada: The physics and modes of star cluster formation: observations. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 28.2.2010, 368. vsk, nro 1913, s. 713–731. doi:10.1098/rsta.2009.0264. ISSN 1364-503X. Artikkelin verkkoversio. en
Bruce G. Elmegreen, Yuri N. Efremov: A Universal Formation Mechanism for Open and Globular Clusters in Turbulent Gas. The Astrophysical Journal, 1.5.1997, 480. vsk, nro 1, s. 235. doi:10.1086/303966. ISSN 0004-637X. Artikkelin verkkoversio. en