NAR n 88158546 is the authority record for Eva-Maria Hubert. It is coded as differentiated, but the second 670 looks as if it belongs on an undifferentiated record, and it seems that there are two different people on this record.
Eva-Maria Hubert seems to be the economist.
Eva-Maria Hubert-Huttl (umlaut over the u in Huttl), born in 1949, is the person who writes on libraries and central European and Slavic studies.
Michael S. Borries
City University of New York, Central Office
Office of Library Services
151 East 25th Street, 5th Floor
New York, NY 10010