Stadler Rail (German Wikipedia)

Walter von Andrian: Neue Doppelstockfahrzeuge für die Zürcher S-Bahn. In: Schweizer Eisenbahn-Revue. Nr. 8–9/2008, Minirex AG, Luzern 2008, ISSN 1022-7113, S. 392–396.
Mathias Rellstab: Stadler lanciert GTW-Nachfolger – Arriva als Erstkunde. In: Schweizer Eisenbahn-Revue. Nr. 1/2018. Minirex, ISSN 1022-7113, S. 24–25.

zeit.de (Global: 301^st place; German: 14^th place)

Simone Brunner: Peter Spuhler: Ein Thurgauer unter Zugzwang. In: Die Zeit 24/2021. 14. Juni 2021, abgerufen am 4. Februar 2022.

Stadler Rail (German Wikipedia)

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zeit.de (Global: 301st place; German: 14th place)

bahnonline.ch (Global: low place; German: 2,144^th place)

belta.by (Global: 3,165^th place; German: low place)

berliner-woche.de (Global: low place; German: 1,077^th place)

berliner-zeitung.de (Global: 1,375^th place; German: 79^th place)

derbund.ch (Global: 9,227^th place; German: 755^th place)

faz.net (Global: 282^nd place; German: 12^th place)

finanzen.ch (Global: low place; German: 9,481^st place)

handelsblatt.com (Global: 1,281^st place; German: 75^th place)

handelszeitung.ch (Global: 7,371^st place; German: 593^rd place)

luzernerzeitung.ch (Global: 6,726^th place; German: 585^th place)

nau.ch (Global: low place; German: 899^th place)

nzz.ch (Global: 710^th place; German: 40^th place)

persoenlich.com (Global: low place; German: 952^nd place)

railwaygazette.com (Global: 1,769^th place; German: 1,241^st place)

redirecter.toolforge.org (Global: 29^th place; German: 2^nd place)

srf.ch (Global: 1,125^th place; German: 69^th place)

stadlerrail.com (Global: low place; German: 2,517^th place)

tagblatt.ch (Global: 5,031^st place; German: 375^th place)

tagesanzeiger.ch (Global: 2,180^th place; German: 159^th place)

thurgauerzeitung.ch (Global: low place; German: 6,869^th place)

web.archive.org (Global: 1^st place; German: 1^st place)

wiwo.de (Global: 4,050^th place; German: 279^th place)

yumpu.com (Global: 2,736^th place; German: 595^th place)

zdb-katalog.de (Global: 107^th place; German: 5^th place)

zeit.de (Global: 301^st place; German: 14^th place)