Standard ISO 19101-1:2014 ISO 19101-1:2014 Geographic information — Reference model — Part 1: Fundamentals
Standard ISO 19101-2:2018 ISO 19101-2:2018 Geographic information — Reference model — Part 2: Imagery
Standard ISO 19108:2002/COR 1:2006 ISO 19108:2002/COR 1:2006 Geographic information — Temporal schema — Technical Corrigendum 1