diff --git a/sources.md b/sources.md
index f648ea6..8ee67b9 100644
--- a/sources.md
+++ b/sources.md
@@ -7,3 +7,6 @@ https://github.com/yupix/Mi.py
 https://github.com/TennousuAthena/RSSToMisskey
 
 https://github.com/theskanthunt42/misskeyInstanceCheckBot
+
+## Twitter API
+https://www.earthdatascience.org/courses/use-data-open-source-python/intro-to-apis/twitter-data-in-python/
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