Service Entry Resource Format (SERF) Writer's Guide
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About DIFs
What is a SERF?
XML SERF Schema
Some Tips on Writing SERFs
Procedure for Suggesting Changes
 
DIF Fields
Entry ID Access Constraints
Entry Title Use Constraints
Science Parameters (Science Keywords) Distribution
Service Parameters (Service Keywords) Related URL
ISO Topic Category SERF Revision History
Service Provider Service Language
Summary Keyword (Ancillary Keyword)
Metadata_Name Multimedia Sample
Metadata_Version Reference (Publications)
Service Citation Parent SERF
Personnel IDN Node
Instrument SERF Creation Date
Platform Last SERF Revision Date
Project Future SERF Review Date
Quality  
 
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This document should be cited as:
Service Entry Resource Format (SERF) Writer's Guide, 2008.
Global Change Master Directory. National Aeronautics and Space Administration. [http://gcmd.nasa.gov/User/serfguide/].