subject indexing
type: Concept
broader: indexing

bibliographic coupling
type: Concept
broader: indexing

automatic indexing
type: Concept
broader: indexing

document description
type: Concept
narrower: indexing

indexing
type: Concept
narrower: citation indexes
narrower: subject indexing
narrower: bibliographic coupling
narrower: automatic indexing
broader: document description

citation indexes
type: Concept
broader: indexing

concepts
type: Collection
type: ConceptGroup
member: indexing