read-only storage
preferred label: ذخیره‌ساز فقط خواندنی @fa
type: Concept
narrower: write-once storage

optical disc storage
preferred label: ذخیره‌ساز دیسک نوری @fa
type: Concept
related: write-once storage

write-once storage
alternative label: WORM disc
related: optical disc storage
broader: read-only storage
preferred label: ذخیره‌ساز یک‌بار نوشتنی @fa
type: Concept