https://digitalcommons.law.lsu.edu/lalrev/vol7/iss4/9/
"Indemnity - Right of Master Against Servant - Necessity of Prior Judgm" by A. M. Posner
By A. M. Posner, Published on 05/01/47
https://chicagounbound.uchicago.edu/uclrev/vol43/iss3/24/
"Federal Rule of Civil Procedure 60(b): Standards for Relief from Judgm" by Richard M. Lipton
By Richard M. Lipton, Published on 03/01/76