Stellar contents of the open clusters Be 64 and Be 69A. K. Pandey, A. K. Durgapal, B. C. Bhatt, V. Mohan and H. S. MahraAstron. Astrophys. Suppl. Ser., 122 1 (1997) 111-121DOI: https://doi.org/10.1051/aas:1997296