A curated list of papers ordered by number of citations. Last updated 2020-01-20

1.Town crier: An authenticated data feed for smart contracts Zhang, Fan and Cecchetti, Ethan and Croman, Kyle and Juels, Ari and Shi, Elaine. 2016
2.Astraea: A decentralized blockchain oracle Adler, John and Berryhill, Ryan and Veneris, Andreas and Poulos, Zissis and Veira, Neil and Kastania, Anastasia. 2018
3.On decentralized oracles for data availability Teutsch, Jason. 2017
4.DECO: Liberating Web Data Using Decentralized Oracles for TLS Zhang, Fan and Maram, Sai Krishna Deepak and Malvai, Harjasleen and Goldfeder, Steven and Juels, Ari. 2019