Here’s a collection of the greatest pro safeties of all time: And here’s a another collection of great safety shot examples from pro matches (from SE7EN on AZB thread), with many of the animated images linked to the original match video
Pro Safety Shot Examples - Billiards and Pool Principles, Techniques, Resources
SPM Billiards Magazine Issue 31 by SPM Billiards Magazine - Issuu
Pool rules: rules and information about all popular pocket billiards
VEPP – Part XIV: Custom Drills - Illustrated Principles of Pool and
Know what you're optimising for - 80,000 Hours
Pro Safety Shot Examples - Billiards and Pool Principles, Techniques, Resources
Pro Safety Shot Examples - Billiards and Pool Principles, Techniques, Resources
20 Best Billiards eBooks of All Time - BookAuthority
Start Your Pool Hall: A Comprehensive Beginner's Guide
Glossary of cue sports terms - Wikipedia