Impact Factor
4.52
Estimated influence, citation density, publishing volume, and citation integrity from the analytics table.
Volume, recency, access pattern, and citing-community signals from the journal analytics record.
Recent article records with DOI-first linking and condensed abstracts.
Bimonthly.
Title from cover.
Each issue has also a distinctive title.
Place of publication varies.
Issues for Sept. 1989- called also: 1-1- .
Available also online.
Vol. 6, no. 5 (OCT 1994)19950520 Notice not published Printed on acid-free paper