Bilker-Koivula, Mirjam http://orcid.org/0000-0003-2892-6633
Mäkinen, Jaakko http://orcid.org/0000-0002-7274-6376
Ruotsalainen, Hannu http://orcid.org/0000-0002-3305-4107
Näränen, Jyri http://orcid.org/0000-0001-7941-5505
Saari, Timo http://orcid.org/0000-0002-3727-4406
Funding for this research was provided by:
National Land Survey of Finland
Article History
Received: 30 April 2020
Accepted: 20 December 2020
First Online: 5 February 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.