diff --git a/automotive-cse.cabal b/automotive-cse.cabal
--- a/automotive-cse.cabal
+++ b/automotive-cse.cabal
@@ -1,9 +1,14 @@
 
 name:                automotive-cse
-version:             0.0.1.0
+version:             0.0.1.1
 synopsis:            Automotive CSE emulation
 description:         This package includes Cryptography Security Engine (CSE)
                      codec emulation for automotive things.
+                     Porting logics from <https://github.com/naohaq/CSE_KeyGen/tree/master/Erlang>.
+                     Reference documents:
+                     <http://cache.freescale.com/files/32bit/doc/app_note/AN4234.pdf>
+                     <http://cache.freescale.com/files/microcontrollers/doc/app_note/AN5178.pdf>
+                     <http://www.st.com/web/en/resource/technical/document/application_note/DM00075575.pdf>
 license:             BSD3
 license-file:        LICENSE
 author:              Kei Hibino
diff --git a/test/expectTrue.hs b/test/expectTrue.hs
--- a/test/expectTrue.hs
+++ b/test/expectTrue.hs
@@ -18,6 +18,13 @@
 import Crypto.Error (CryptoError)
 
 
+{-
+ Following test vectors are calculated using the implementation:
+   https://github.com/naohaq/CSE_KeyGen/tree/master/C
+ with input params:
+   https://github.com/naohaq/CSE_KeyGen/blob/master/param_sample.txt
+ -}
+
 testAuthKey :: KeyAuthUse Auth
 testAuthKey = KeyAuthUse $ hxs "00010203_04050607_08090a0b_0c0d0e0f"