Try posting to their newsgroup directly; I am sure they will be happy
to provide contact info of the guy/company who developed it.

http://skisport.ru/forum/subj.php?section=2

If you can't figure out how to register and post (it's in russian),
email me the post, , , and I can post it for
you.

There is a long discussion there, but I don't have the time to
translate it...

BTW, if you are serious about getting the tracks, you may want to
fly/drive to Pskov and take a look: you are in .no, aren't you? It's
not that far.