Have a look at the process of the Swedish Accident Investigation Authority.
Accident in the arctic north of Sweden to a Canadair CRJ 200 aircraft (SE-DUX) 8 Jan 2016
SHK has recovered parts of the aircraft wreckage.
SHK has been cooperating in the investigation with the corresponding authorities in Norway, Canada, USA, France and Spain.
The 9 March 2016 SHK published an interim report containing information about the progress of the investigation. The final report was published the 12 December 2016.
And...the final report is translated from Swedish!