https://www.n-tv.de/panorama/Todeshund-Chico-wird-eingeschlaefert-article20372336.html
https://web.de/magazine/panorama/hannover-hund-chico-2011-auffaellig-32906136
https://www.n-tv.de/panorama/Todeshund-Chico-wird-eingeschlaefert-article20372336.html
https://web.de/magazine/panorama/hannover-hund-chico-2011-auffaellig-32906136