Here are some resources where you can find the stats themselves as well as statistical analysis blogs, primers, essays, and books:
Stats by Numbers
Basketball On Paper, by Dean Oliver
Primers, Glossaries, & Some Introductory Advanced Stats:
And here are a few good elementary primers on some of the main advanced metrics.
Click here for The Basketball Notebook Stats Primer for a good overview.
Two great glossary/dictionary type references can be found at the following links:
The BBR Blog-tionary
an Advanced Statistics Glossary at APBRmetrics
Here, from Ben Q Rock at the Orlando Pinstriped Post, are a few more detailed primers which introduce some specific stats and concepts:
Advanced Metrics Handbook, Vol. 1: Effective Field Goal Percentage
(FG + 0.5 * 3P) / FGA
Advanced Metrics Handbook, Vol. 2: True Shooting Percentage
Points / (2 * (FGA + 0.44 * FTA))
Advanced Metrics Handbook, Vol. 3: Pace
0.96 * (FGA + 0.44 * FTA + TO - OReb
From another thread, here Chronz' explanation of why that ".44" number is in the TS% formula:
Originally Posted by Chronz
And also from another thread, here's patsSOXknicks' breakdown of the difference between assist % and assist ratio:
If you know of any additional websites, twitterers, books, etc. which you think should be added to the list above, please post them in this thread.