Fix typo in SCEP 103.

Author: knz

src/content/pages/sceps/scep0103.rst

@@ -6,7 +6,7 @@
 :Created: 2014-06-16
 
 The Structured Commons object model is defined semantically in SCEP
-101 [#SCEP-101], independently from its particular representation in a
+101 [#SCEP-101]_, independently from its particular representation in a
 computer system. Conversely, there may exist multiple valid
 representations for an object.
 
@@ -105,6 +105,9 @@ https://github.com/structured-commons/tools
 References
 ==========
 
+.. [#SCEP-101] SCEP 101. "Structured Commons Object Model and Fingerprints".
+   (http://www.structured-commons.org/scep0101.html)
+
 .. [#UTF] RFC 3629. "UTF-8, a transformation format of ISO 10646".
    (https://tools.ietf.org/html/rfc3629)