- i Järla". Nya Tunnelbanan. 25
September 2023. "Färdigsprängt i
Nackas tunnlar".
Nacka Värmdö
Posten (in Swedish). 2024-08-16.
Retrieved 2024-10-02. "Järla...
- nacka.se (in Swedish). 2024-09-23.
Retrieved 2024-10-02. "Tunnelbanans
tunnlar färdigsprängda i Nacka". Mitt i Stockholm. 2024-09-07. Wickenberg, Stina...
- and the
public and runs two blogs,
since 2008 in
Swedish at Ur språkens
tunnlar http://ola-wikander.blogspot.com/ and
between 2008 and 2011 in English...