Impact Factor
3.48
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.
Title from cover.
Imprint varies.
Print issues ceased with v. 35 (2013).
Also issued online.
Vol. 5, no. 1-2 (1983)19890915 Notice published Printed on acid-free paper