Lorenz Hilfiker from Bern and Clara Müller from Zürich in Switzerland worked on this contribution. Lorenz found the first article in the international important newspaper “Neue Züricher Zeitung” from the 29th April 1986. Clara presents an article from the “Tages-Anzeiger”, published on the same day. The “Tages-Anzeiger” is another important newspaper in Switzerland.

Lorenz Hilfiker:
Neue Züricher Zeitung (29th April 1986):

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