Bertlmann was a close friend and collaborator of the late Walter Thirring and worked together with John Stewart Bell . Bertlmann was close friend and collaborator of the late Walter Thirring and worked with John Stewart Bell .
Bertlmann adalah rakan karib dan kolaborator Walter Thirring dan bekerja bersama John Stewart Bell. Bertlmann adalah rakan karib dan kolaborator Walter Thirring dan bekerja dengan John Stewart Bell.