Berkeley 39

Number of measures per data source

	Reference  355 :    7 measures
	Reference  508 :    9 measures
	Reference  578 :   37 measures

355: Friel E.D., Janes K.A.; (1993) Astron. Astrophys. 267, 75; Metallicities and radial velocities of old open clusters; 1993A&A...267...75F
508: Friel E.D., Janes K.A., Tavarez M., Scott J., Katsanis R., Lotz J., Hong L., Miller N.; (2002) Astron. J. 124, 2693; Metallicities of old open clusters; 2002AJ....124.2693F
578: Frinchaboy P.M., Muñoz R.R., Phelps R.L., Majewski S.R., Kunkel W.E.; (2006) Astron. J. 131, 922; Photometry and Spectroscopy of Old, Outer Disk Star Clusters: vdB-Hagen 176, Berkeley 29 and Saurer 1; 2006AJ....131..922F