Property talk:P6373

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Portuguese National Library work ID
identifier for the full set of bibliographic records from the National Library of Portugal online catalogue

Associated item	National Library of Portugal (Q245966)
Has quality	numeric identifier (Q93868746)
Data type	External identifier
Allowed values	[1-9]\d*
Example	The Dictionary of Art (Q66415298) → 932713 Crónica de El-Rei Dom Sebastião (Q100269392) → 1961122 Soup of the poors in Arroios (Q22233706) → 707345
Source	http://urn.bn.pt
Formatter URL	http://id.bnportugal.gov.pt/bib/catbnp/$1
Related to country	Portugal (Q45) (See 36 others)
See also	BND ID (P5691), Portuguese National Library author ID (P1005)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Database reports/Constraint violations/P6373 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 78 Main statement 57 out of 1,200,000 (0% complete) 73.1% of uses Qualifier 3 3.8% of uses Reference 18 23.1% of uses
Search for values

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Single value: this property generally contains a single value. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6373#Single value, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6373#Unique value, SPARQL (every item), SPARQL (by value)

Format “[1-9]\d*”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P6373#Format, hourly updated report, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6373#Entity types

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P6373#Scope, SPARQL