The Serenity Whitepaper has been translated to Croatian.
After discussing it with the bounty manager he advised me to upload the file to mega.nz due to some issues with formatting that happens with google drive.
Here is the link to the Croatian translation.
https://mega.nz/#!SiZg0QTD!q05FNnEcgHRx6LtyCYlJAG-nWJuPJmSLwHGQzAzYJhg