The following referenced documents are indispensable for the application of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

OPC 10000-1, OPC Unified Architecture - Part 1: Overview and Concepts

DOCPROPERTY Part1URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part1/

OPC 10000-2, OPC Unified Architecture - Part 2: Security Model

DOCPROPERTY Part2URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part2/

OPC 10000-3, OPC Unified Architecture - Part 3: Address Space Model

DOCPROPERTY Part3URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part3/

OPC 10000-4, OPC Unified Architecture - Part 4: Services

DOCPROPERTY Part4URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part4/

OPC 10000-5, OPC Unified Architecture - Part 5: Information Model

DOCPROPERTY Part5URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part5/

OPC 10000-6, OPC Unified Architecture - Part 6: Mappings

DOCPROPERTY Part6URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part6/

OPC 10000-7, OPC Unified Architecture - Part 7: Profiles

DOCPROPERTY Part7URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part7/

OPC 10000-8, OPC Unified Architecture - Part 8: Data Access

DOCPROPERTY Part8URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part8/

OPC 10000-9, OPC Unified Architecture - Part 9: Alarms and Conditions

DOCPROPERTY Part8URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part8/

OPC 10000-10, OPC UA Specification: Part 10 - Programs

DOCPROPERTY Part8URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part8/

OPC 10000-11, OPC Unified Architecture - Part 11: Historical Access

DOCPROPERTY Part11URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part11/

OPC 10000-12, OPC Unified Architecture - Part 12: Discovery and Global Services

DOCPROPERTY Part12URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part12/

OPC 10000-13, OPC Unified Architecture - Part 13: Aggregates

DOCPROPERTY Part13URL \* MERGEFORMAT http://www.opcfoundation.org/UA/Part13/

ISA-95 Part1:ANSI/ISA-95.00.01-2010 Enterprise-Control System Integration - Part1 Models and Terminology

http://www.isa.org/Template.cfm?Section=Standards2&template=/Ecommerce/ProductDisplay.cfm&ProductID=11225

ISA-95 Part2:ANSI/ISA-95.00.02-2010 Enterprise-Control System Integration – Part2 Object Model Attributes

http://www.isa.org/Template.cfm?Section=Standards2&template=/Ecommerce/ProductDisplay.cfm&ProductID=11226

B2MML-Common: Business To Manufacturing Markup Language B2MML – Common Version 0600

https://www.mesa.org/

B2MML-Personnel: Business To Manufacturing Markup Language B2MML – Personnel Version 0600

https://www.mesa.org/

B2MML-Equipment: Business To Manufacturing Markup Language B2MML – Equipment Version 0600

https://www.mesa.org/

B2MML-PhysicalAsset: Business To Manufacturing Markup Language B2MML – Physical Asset Version 0600

https://www.mesa.org/

B2MML-Material: Business To Manufacturing Markup Language B2MML – Material Version 0600

https://www.mesa.org/

CCTS:UN/CEFACT Core Components Data Type Catalogue Version 3.1

http://www.unece.org/fileadmin/DAM/cefact/codesfortrade/CCTS/CCTS-DTCatalogueVersion3p1.pdf

XMLSchema Part2: W3C XML Schema Definition Language (XSD) 1.1 Part 2: Datatypes

http://www.w3.org/TR/xmlschema11-2/

ISO 4217: Codes for the representation of currencies and funds

http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=46121

ISO 8601-2004: Data elements and interchange formats

http://www.iso.org/iso/catalogue_detail?csnumber=40874

UN/ECE: UN/CEFACT UN/ECE Recommendation No.20 - Codes for Units of Measure Used in International Trade

http://www.unece.org/fileadmin/DAM/cefact/recommendations/rec20/rec20_rev4E_2006.pdf

IETF RFC2045: Multipurpose Internet Mail Extensions (MIME) Part One

http://www.ietf.org/rfc/rfc2045.txt

IETF RFC2046: Multipurpose Internet Mail Extensions (MIME) Part Two

http://www.ietf.org/rfc/rfc2046.txt

IETF RFC2047: Multipurpose Internet Mail Extensions (MIME) Part Three

http://www.ietf.org/rfc/rfc2047.txt

Annex15: Unicode Standard Annex #15: Unicode Normalization Forms

http://www.unicode.org/reports/tr15/.