Deprecated: Return type of YDataTable::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/ydata.inc.php on line 428
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)
inScheme:
- 100141
- 100269
prefLabel:
en: 'hydrogen production'
fr: 'production d''hydrogène'
altLabel:
en: 'liquid hydrogen'
fr: 'hydrogène liquide'
broader:
- 1362
related:
- 1141
- 2366
- 1275
notation:
- 2716