V. N. Frolov, Yu. K. Ananjevskaja, E. V. Polyakov: Investigation of the Open Star Cluster NGC 2323 (M50) Based on the Proper Motions and Photometry of Its Constituent Stars. In: Astronomy Letters. Band38, Nr.2, 1. Februar 2012, ISSN1063-7737, doi:10.1134/S106377371202003X (researchgate.net [abgerufen am 28. Juli 2016]).
researchgate.net
V. N. Frolov, Yu. K. Ananjevskaja, E. V. Polyakov: Investigation of the Open Star Cluster NGC 2323 (M50) Based on the Proper Motions and Photometry of Its Constituent Stars. In: Astronomy Letters. Band38, Nr.2, 1. Februar 2012, ISSN1063-7737, doi:10.1134/S106377371202003X (researchgate.net [abgerufen am 28. Juli 2016]).
V. N. Frolov, Yu. K. Ananjevskaja, E. V. Polyakov: Investigation of the Open Star Cluster NGC 2323 (M50) Based on the Proper Motions and Photometry of Its Constituent Stars. In: Astronomy Letters. Band38, Nr.2, 1. Februar 2012, ISSN1063-7737, doi:10.1134/S106377371202003X (researchgate.net [abgerufen am 28. Juli 2016]).