Bescherming van betonconstructies
schema:isPartOf →
Cement en Beton ;
| schema:name | "Cement en Beton ;" |
schema:identifier →
<n86e5d7a66db3450c926d712e97148129b1>
|
schema:property |
"NL-AmRIJ" |
| schema:value | "235510" |