diff --git a/README.md b/README.md
index 1806d6c..e286f96 100644
--- a/README.md
+++ b/README.md
@@ -6,5 +6,6 @@ by the [Waku v2 RLN Relay](https://rfc.vac.dev/spec/17/) built by [Status](https
 Further research can be found here:
  - https://forum.vac.dev/t/vac-3-zk/97
  - https://github.com/vacp2p/research/tree/master/rln-research
+ - https://ethresear.ch/t/semaphore-rln-rate-limiting-nullifier-for-spam-prevention-in-anonymous-p2p-setting/5009
 
 The goal of this is to create a block submission rate-limiter for [Celestia](https://celestia.org/)