ljud
preferred label: sound @en
preferred label: ääni @fi
type: Concept
narrower: ultraljud

ultraljud
in scheme: conceptscheme
preferred label: ultraääni @fi
preferred label: ultrasound @en
related: infraljud
broader: ljud
broader generic: ljud
type: Concept

infraljud
preferred label: infrasound @en
preferred label: infraääni @fi
type: Concept
related: ultraljud