Market Data Definition Language (MDDL)
Google
The Financial Information Services Division of the Software & Information Industry Association
MDDL 2.5-beta : industrySpecificClass
MDDL 2.5-betaSchema DocumentationNo Graphics?
Index: MDDL 2.5-beta Schema Documentation
Element: industrySpecificClass
Description: Industry Specific Class - Indicators Domain. Industry Specific indicators and statistics - a generic container for other indicators.
Used by: indicatorsDomain 
Attributes:  
Uses: industryIdentifier  instrumentIdentifier  issueData  sequence 
Classification: "class"
Diagram: