diff --git a/pages/04.other/multimedia-metadata/music-metadata/default.en.md b/pages/04.other/multimedia-metadata/music-metadata/default.en.md
index f90b6e8..16a69ba 100644
--- a/pages/04.other/multimedia-metadata/music-metadata/default.en.md
+++ b/pages/04.other/multimedia-metadata/music-metadata/default.en.md
@@ -14,3 +14,7 @@ My personal guidelines for music metadata
 > [MP3 Tag Field Mappings](https://docs.mp3tag.de/mapping/)  
 > [ID3 v2.4.0 Standard](https://id3.org/id3v2.4.0-frames)  
 > [Common Metadata Tags](https://borewit.github.io/music-metadata/doc/common_metadata.html)
+
+## Research
+
+> https://community.mp3tag.de/t/how-to-tag-music-with-multiple-artists-properly/19338/17