Impact Factor
3.20
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.
Vol. 18, no. 2-4 never published.
Also issued online.
(1989)19890915 Notice not published Printed on acid-free paper