The most famous treatment are:* Alan Stivell — "Son Ar Chistr" (1970)* Bots — "Zeven dagen lang" (1976)* Oktoberklub — "Was wollen wir trinken" (1977)* Bots — "Sieben Tage lang" (1980)* Angelo Branduardi — "Gulliver" (1980)* The Chieftains — "Ev Chistr 'Ta, Laou!
* Alan Stivell — "Son Ar Chistr (1970)"* Víctor Manuel — "Socialismo en libertad (1976)"* Bots — "Zeven dagen lang (1976)"* Oktoberklub — "Was wollen wir trinken (1977)"* Bots — "Sieben Tage lang (1980)"* Angelo Branduardi — "Gulliver (1980)"* The Chieftains — "Ev Chistr 'Ta, Laou!