YouBike stations without ref

Does every on OpenStreetMap YouBike station have a ref=* value?

⚠️ No, 5 stations have no ref=* tag.

• 中央陸橋 (中央一街)
• 臺大禮賢樓西側
• 繽紛之丘(青溪二路)
• Intersection of Airport Rd. and Sec. 3, Datong Rd., Lane 490
• Xinyonghe Market

• YouBike
• Public Transport
• Taiwan