[{"type":"report","id":"BLC-STUDY-0416","title":"Non-Fungible Tokens Tied to Physical Assets","author":[{"literal":"Javier Arcenegui"},{"literal":"Rosario Arjona"},{"literal":"Roberto Román"},{"literal":"Iluminada Baturone"}],"issued":{"date-parts":[[2021]]},"publisher":"Javier Arcenegui , Rosario Arjona , Roberto Román , Iluminada Baturone","URL":"https://eips.ethereum.org/EIPS/eip-4519","note":"Rights status: Official external source only. Not a licence to republish the paper."}]