1 files changed, 15 insertions, 0 deletions
diff --git a/python/notes/version_4.md b/python/notes/version_4.md
index 7b45083..a78f9e1 100644
--- a/python/notes/version_4.md
+++ b/python/notes/version_4.md
@@ -73,3 +73,18 @@ Example:
 
 * https://openlibrary.org/works/OL488811W/The_debt?edition=debtwhatamerica000robi
 
+```
+{
+  "biblio": {
+    "container_name": "BLACK AFRICA: The Economic and Cultural Basis for a Federated State",
+    "unstructured": "For details on African Renaissance see Cheikh Anta Diop, BLACK AFRICA: The Economic and Cultural Basis for a Federated State, New Expanded Edition. Trenton, NJ: Africa World Press, 1987.",
+    "year": 1987
+  },
+  "index": 28,
+  "key": "8_CR29",
+  "ref_source": "crossref",
+  "release_year": 2009,
+  "release_ident": "2igycuiobvhxrcmmrzz6anufuq",
+  "work_ident": "aaacj23jqbdxvajwj5kc6jpejq"
+}
+```