Synthesis 1997; 1997(5): 512-514
DOI: 10.1055/s-1997-1219
DOI: 10.1055/s-1997-1219
short paper
© Georg Thieme Verlag, Rüdigerstr. 14, 70469 Stuttgart, Germany. All rights reserved.
This journal, including all individual contributions and illustrations published therein,
is legally protected by copyright for the duration of the copyright period. Any use,
exploitation or commercialization outside the narrow limits set by copyright legislation,
without the publisher's consent, is illegal and liable to criminal prosecution. This
applies in particular to photostat reproduction, copying, cyclostyling, mimeographing
or duplication of any kind, translating, preparation of microfilms, and electronic
data processing and storage.