diff --git a/data/data_8000Hz_16384samples/copyright.md b/data/data_8000Hz_16384samples/copyright.md
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..46187ae47c87549126c9e35148d2445aa26bd075 100644
--- a/data/data_8000Hz_16384samples/copyright.md
+++ b/data/data_8000Hz_16384samples/copyright.md
@@ -0,0 +1,9 @@
+# Copyright
+
+* localized_sources/beeps.wav is in public domain (https://freesound.org/people/kwahmah_02/sounds/316855/, CC0 1.0 Universal (CC0 1.0) Public Domain Dedication ).
+* localized_sources/clicks.wav is in public domain (https://freesound.org/people/Agaxly/sounds/217482/, CC0 1.0 Universal (CC0 1.0) Public Domain Dedication ).
+* localized_sources/finger_snaps.wav is by erikschenkel, under creative commons license Attribution 3.0 Unported (CC BY 3.0) (https://freesound.org/people/erikschenkel/sounds/257915/).
+* wide_band_sources/plane.wav is by NOISE.INC, under creative commons license Sampling Plus 1.0 (https://freesound.org/people/NOISE.INC/sounds/45389/).
+* wide_band_sources/train.wav is in public domain (https://freesound.org/people/Wakerone/sounds/417553/, CC0 1.0 Universal (CC0 1.0) Public Domain Dedication ).
+* localized_sources/bird.wav and wide_band_sources/car.wav are kindly provided by S. Molla and H. Lachambre from ANSYS (https://www.ansys.com/, all rights reserved)
+* localized_sources/chirps.wav and localized_sources/modulation.wav have been generated by the authors of this repository (A. M. Kreme, V. Emiya, C. Chaux, B. Torrésani) and are in public domain.