[{"type":"report","id":"BLC-STUDY-0438","title":"Referable NFT","author":[{"literal":"Saber Yu"},{"literal":"Qin Wang"},{"literal":"Shange Fu"},{"literal":"Yilin Sai"},{"literal":"Shiping Chen"},{"literal":"Sherry Xu"},{"literal":"Jiangshan Yu"}],"issued":{"date-parts":[[2022]]},"publisher":"Saber Yu , Qin Wang , Shange Fu , Yilin Sai , Shiping Chen , Sherry Xu , Jiangshan Yu","URL":"https://eips.ethereum.org/EIPS/eip-5521","note":"Rights status: Official external source only. Not a licence to republish the paper."}]