*[[Workshop Munich 2016|Workshop Munich 2016]] - 1st International Joint Workshop on CityGML ADE for a data model for utility networks (UtilityNetworks ADE)
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*[[Workshop Karlsruhe 2017|Workshop Karlsruhe 2017]] - 2nd International Joint Workshop on CityGML ADE for a data model for utility networks (UtilityNetworks ADE)