Not to mention, there is quite a few Hyper Rev's dedicated to the NA NB and NC, and even a dedicated magazine, Road&Ster.
As far as Best Motoring and Hot Version go, there isn't as much coverage by those shows compared with your AE86's etc, i think partly because of the lack of higher-profile Roadsters in the time attack and drift scene. But the support for the car is certainly there.
These are the Roadster vids i have found on YouTube:
http://www.youtube.com/my_playlists#
For my NC i have these few publications:

Try this place:
http://www.lindbergh.co.jp/e/