Morphological fluctuations of large-scale structure: The PSCz survey M. Kerscher, K. Mecke, J. Schmalzing, C. Beisbart, T. Buchert and H. Wagner A&A, 373 1 (2001) 1-11 Published online: 15 July 2001 DOI: 10.1051/0004-6361:20010604