This is a great resource for learning the Viggen. Made by Reiver. It’s still work in progress and more videos are to be expected. Very detailed, lots of info presented in a very nice way.
The Art of the Viggen – A New DCS World Tutorial Series Coming Soon
The Art of the Viggen – Pilots' Preliminary Briefing | DCS World Tutorial Series
The Art of the Viggen – Doctrine and Operating Principles | DCS World Tutorial Series
The Art of the Viggen – Cold Start and Configuration | DCS World Tutorial Series
The Art of the Viggen – Flight Planning Basics & Cartridge Generation | DCS World Tutorial Series