Analysis of information sources in references of the Wikipedia article "Yıldızlar öbeği" in Turkish language version.
The two types of stellar populations had been recognized among the stars of our own galaxy by Oort as early as 1926.
The two types of stellar populations had been recognized among the stars of our own galaxy by Oort as early as 1926.
The two types of stellar populations had been recognized among the stars of our own galaxy by Oort as early as 1926.