There isn't a single resource so its putting together bits and pieces.
Old copies of Autosport / Autocourse etc.,
Using the web.archive.org resource to find archived copies of old websites
https://www.motorsport.com/bf3/news/ - use FILTERS to narrow down by year.
https://en.wikipedia.org/wiki/1998_B...e_Championship
http://www.juniorformulamotorsport.org/?cat=519
http://www.formula2.net/F398_IndexGB.htm