ISO/IEC 13250-5:2015

Information technology -- Topic Maps -- Part 5: Reference model

ISO/IEC 13250-3:2013

Information technology -- Topic Maps -- Part 3: XML syntax

ISO/IEC 13250-6:2010

Information technology -- Topic Maps -- Part 6: Compact syntax

ISO/IEC 13250-4:2009

Information technology -- Topic Maps -- Part 4: Canonicalization

ISO/IEC 13250-2:2006

Information technology -- Topic Maps -- Part 2: Data model