[{"type":"report","id":"BLC-STUDY-1681","title":"Node Discovery v4 ENR Extension","author":[{"literal":"Felix Lange"}],"issued":{"date-parts":[[2018]]},"publisher":"Felix Lange","URL":"https://github.com/ethereum/EIPs/blob/master/EIPS/eip-868.md","note":"Rights status: Licensed for redistribution. Not a licence to republish the paper."}]