diff --git a/README.md b/README.md
index 8504282..391acb3 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 Implementation of Hierarchical Identity-Based Encryption
 ========================================================
 
-This is an implementation in Go of the Hierarchical Identity-Based Encryption system described in the paper "Hierarchical Identity Based Encryption with
-Constant Size Ciphertext" by Boneh, Boyen, and Goh.
+This is an implementation in Go of the Hierarchical Identity-Based Encryption system described in [the paper "Hierarchical Identity Based Encryption with
+Constant Size Ciphertext" by Boneh, Boyen, and Goh](https://eprint.iacr.org/2005/015.pdf).
diff --git a/core.go b/core.go
index 27c1ee8..c42c456 100644
--- a/core.go
+++ b/core.go
@@ -1,5 +1,5 @@
 // Package hibe implements the cryptosystem described in the paper "Hierarchical
-// Identity Based Encyprtion with Constant Size Ciphertext" by Boneh, Boyen, and
+// Identity Based Encryption with Constant Size Ciphertext" by Boneh, Boyen, and
 // Goh.
 //
 // The algorithms call for us to use a group G that is bilinear, i.e,