Read those cases. Review those cases to gauge effect. Read to see how holding now used. Use all Shepard's volumes and updates that reference your case. Info not repeated.
Regulations have the force and effect of law.
Code of Federal Regulations is annual publication of current regulations. Check index by subject or agency for references to title and section. Update with List of Sections Affected and daily Federal Register. Publications patterns in states vary. Don't expect to find your exact situation in a previous case.