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Deprecated: Return type of YamlDataTable::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/bdavid/prod/georef/yamldoc/ydclasses/yamldata.inc.php on line 295
eurovoc (pub)
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inScheme:
  - 100141
  - 100272
prefLabel:
  en: 'apparatus based on the use of rays'
  fr: 'appareil à radiations'
altLabel:
  en: laser
  fr:
    - 'appareil à rayons'
    - laser
broader:
  - 1400
related:
  - 5306
  - 4110
notation:
  - 3874