Galaxy Counts VS. Type for 19m << B << 29m, and Galaxy Formation from Sub-Galactic Clumps Windhorst, R. A. ; Pascarelle, S. ; Odewahn, S. ; Cohen, S. ; Burg, C. ; Keel, W. ; Driver, S. Abstract Publication: The Hubble Deep Field Pub Date: October 1998 Bibcode: 1998hdf..symp...81W