Impact Factor
2.60
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.
Each issue has also a distinctive title.
Also issued online.
v.1, no. 1 (Jan. 1999)20071114 Notice not published Printed on acid-free paper that meets the full ANSI standard for Permanent Paper