Impact Factor
3.81
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.
Print issues ceased with v. 17 (2019).
Also issued online.
Formed by the union of: Perkin 1, and: Perkin 2.
v.1, no. 1 (Jan. 2003)20030910 Notice published Printed on acid-free paper that meets the full ANSI standard for Permanent Paper