• A catalog of Nearby Poor Clusters of Galaxies 

    White, Richard A.; Bliton, Mark; Bhavsar, Suketu; Bornmann, Patricia L.; Burns, Jack O.; Ledlow, Michael J.; Loken, Christen (American Astronomical Society, 1999-11)
    A catalog of 732 optically selected, nearby poor clusters of galaxies covering the entire sky north of [3¡ declination is presented. The poor clusters, called WBL clusters, were identiÐed as concentrations of three or ...