Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2011.
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212
Mode of access: World Wide Web.
Articles in English, French or German.
Description based on: Vol. 85, no. 1 (Dec. 1997); title from contents screen (SpringerLink, viewed Oct. 13, 2011).