The faint end luminosity function of compact galaxy groupsE. Krusch, D. Rosenbaum, R.-J. Dettmar, D. J. Bomans, C. L. Taylor, G. Aronica and T. ElwertA&A, 459 3 (2006) 759-762DOI: https://doi.org/10.1051/0004-6361:20054515