Interview with Jonas from Gothenburg that are in The Hammer, xWastex, Warship and Obstruktion. 

Bands he has been or is a part of: 

https://obstruktion.bandcamp.com/album/the-end-takes-form
https://warship031.bandcamp.com/album/warship-031
https://xwastex.bandcamp.com/album/last-one-standing-ep 
https://hammerhc.bandcamp.com/album/demo

Facebook: 
https://www.facebook.com/obstruktionband
https://www.facebook.com/xwastex
https://www.facebook.com/hammerhc