Collect parts of the documents at the Yantar

== Walkthrough ==
The location of the documents is on the video below, with timecodes in the description.
Two documents in the video above were moved in OP-2.2 from OOB spots to more accessible locations compared to the previous versions. New positions are on the picture below.
== Notes ==
* If you can't find some documents, you can buy them from Informant for 20000RU apiece. However, doing that would block the final achievement.
*23 total documents in this part of the quest.
== Bugs ==