http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Monthly (except Mar. and Sept.) Feb.-Mar. 2001-
Also available via World Wide Web; OCLC FirstSearch Electronic Collections Online; subscription required for access to abstracts and full text; beginning with 1999, also available to subscribers via the World Wide Web; full-text available in PDF and CatchWord's RealPage format.
Absorbed: Energy systems and policy with v. 16, no. 3 (1994) issue.
Energy sources. Part A, Recovery, utilization, and environmental effects