electronic text, volumes : HTML, digital, PDF file
data file
OCLC
ocn174522345
Description based on first issue; title from title screen (viewed on Sept. 5, 2007).
Latest issue consulted: Volume 1, issue 2.
Mode of access: Internet at the National Science Foundation web site. Address as of 9/5/07: http://www.nsf.gov/bfa/dias/policy/ ; current access available via PURL.