Hamburger Hochbahn to purchase 530 electric buses - Sustainable Bus
Ready to start: Planning approval granted for Hamburg's U5-East - Urban Transport Magazine
U-Bahn: Hamburg metro map, Germany
File:Hamburger Hochbahn - Plan der Linie U3.png - Wikimedia Commons
UrbanRail.Net > Europe > Germany > Hamburg U-Bahn (Hochbahn) and S-Bahn
Hamburg: Start of construction at the eastern end of U 4 - Urban Transport Magazine
List of Hamburg U-Bahn stations - Wikiwand
Projects | Hamburger Hochbahn AG
File:Hamburger Hochbahn - Plan der Linie U4.png - Wikipedia
Intelligent electric mobility solutions for Hamburg's e-buses | ABB
Strategy | Hamburger Hochbahn AG
Hamburg, Germany. 16th Nov, 2020. Henrik Falk (r), CEO of Hamburger Hochbahn AG, and Anjes Tjarks, parliamentary party leader of Bündnis 90/Die Grünen and Hamburg's Senator for Transport and Mobility Turnaround, talked
Hamburger Hochbahn tender for 530 electric buses - electrive.com
ABB technology drives the e-bus expansion in Germany
Environment and Climate | Hamburger Hochbahn AG
Hamburg Hochbahn invites bids for new metro trains - International Railway Journal
Hamburg reveals U-Bahn expansion plans - International Railway Journal