diff --git a/guide/english/blockchain/index.md b/guide/english/blockchain/index.md
index 2c9ae650c4..c2a61bbd0a 100644
--- a/guide/english/blockchain/index.md
+++ b/guide/english/blockchain/index.md
@@ -40,7 +40,7 @@ the consensus of the other nodes. Bitcoin has the benefit of being able to incen
 
 
 ##### More information
-
+* [Bitcoin Whitepaper by Satoshi Nakamoto](https://bitcoin.org/bitcoin.pdf)
 * [WTF is The Blockchain?](https://hackernoon.com/wtf-is-the-blockchain-1da89ba19348)    
 * [Blockchain: the revolution we’re not ready for](https://medium.freecodecamp.org/blockchain-is-our-first-22nd-century-technology-d4ad45fca2ce)
 * [How the blockchain is changing money and business | Don Tapscott (YouTube video)](https://www.youtube.com/watch?v=Pl8OlkkwRpc)