npr.org
Joachim Roenneberg, Who Sabotaged Nazis' Nuclear Hopes, Dies At 99
22 oct 2018
bbc.co.uk
Joachim Ronneberg: Norwegian who thwarted Nazi nuclear plan dies
youtube.com
Tributo a Joachim Rønneberg - L'uomo che fermò l'atomica nazista
22 feb 2019
1.1K vistas