Bibcode
                                    
                            Arribas, S.; Manteiga, M.; Martinez Roger, C.; Paez, E.; Straniero, O.
    Referencia bibliográfica
                                    (IAU, European Regional Astronomy Meeting on New Windows to the Universe, 11th, La Laguna, Spain, July 3-8, 1989) Astrophysics and Space Science (ISSN 0004-640X), vol. 169, no. 1-2, July 1990, p. 49-53.
Fecha de publicación:
    
                        7
            
                        1990
            
  Número de citas
                                    1
                            Número de citas referidas
                                    1
                            Descripción
                                    New infrared photometry of a sample of 39 stars in the open cluster NGC
752 is presented. These observations confirm the bimodality of the main
sequence previously reported. The nature of this behavior is analyzed on
the basis of the binary hypothesis.