GB/T 35427-2017 Core metadata for books copyright assets

GB/T 2659-2000 Codes for the representation of names of countries and regions GB/T 2659.1-2022 Codes for the representation of names of countries and their subdivisions—Part 1:Country code GB/T 2659.2-2022 Codes for the representation of names of countries and their subdivisions—Part 2:Country subdivision code GB/T 2659.3-2023 Codes for the representation of names of countries and their subdivisions—Part 3:Code for formerly used names of countries GB/T 4880.1-2005 Codes for the representation of names of languages—Part 1:Alpha-2 code GB/T 4880.2-2000 Codes for the representation of names of languages—Part 2:Alpha-3 code GB/T 4880.3-2009 Codes for the representation of names of languages—Part 3:Alpha-3 code for comprehensive coverage of languages GB/T 7408-1994 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408-2005 Data elements and interchange formats—Information interchange—Representation of dates and times GB/T 7408.1-2023 Date and time—Representations for information interchange—Part 1:Basic rules GB/T 18391.1-2002 Information technology—Specification and standardization of data elements—Part 1:Framework for the specification and standardization of data elements GB/T 18391.1-2009 Information technology—Metadata registries(MDR)—Part 1:Framework GB/T 18391.2-2003 Information technology—Specification and standardization of data elements—Part 2:Classification for data elements GB/T 18391.2-2009 Information technology—Metadata registries (MDR)—Part 2:Classification GB/T 18391.3-2001 Information technology—Specification and standardization of data elements—Part 3:Basic attributes of data elements GB/T 18391.3-2009 Information technology—Metadata registries (MDR)—Part 3:Registry metamodel and basic attributes GB/T 18391.4-2001 Information technology—Specification and standardization of data elements—Part 4:Rules and guidelines for the formulation of data definitions GB/T 18391.4-2009 Information technology—Metadata registries(MDR)—Part 4:Formulation of data definitions GB/T 18391.5-2001 Information technology—Specification and standardization of data elements—Part 5:Naming and identification principles for data elements GB/T 18391.5-2009 Information technology—Metadata registries (MDR)—Part 5:Naming and identification principles GB/T 18391.6-2001 Information technology—Specification and standardization of data elements—Part 6:Registration of data elements GB/T 18391.6-2009 Information technology—Metadata registries (MDR)—Part 6:Registration GB/T 7408.2-2025 Date and time—Representation for information interchange—Part 2:Extensions GB/T 18391.1-2026 Information technology—Metadata registries(MDR)—Part 1:Framework GB/T 18391.2-2026 Information technology—Metadata registries(MDR)—Part 2:Classification GB/T 18391.3-2026 Information technology—Metadata registries (MDR)—Part 3:Metamodel for registry common facilities