Baum, Harald MPI for Comparative and International Private Law, Max Planck Society;
Baum, H. (2007). § 44 WpHG. In H. Hirte, & T. J. M. Möllers (Eds.), Kölner Kommentar zum WpHG (pp. 2579-2579). Köln: Carl Heymanns Verlag.