Looks like they are a little late in coming to the party , but better late than never
https://www.t-nation.com/training/lifters-need-to-lift-more-often
https://www.t-nation.com/training/lifters-need-to-lift-more-often
Thanks Old & Grey, good stuff...Interestingly, Mike Roberts, who years ago was T Nation's "go-to" guy about roids, wrote a pretty good article 7 years ago about frequency. I believe it is still a pretty good guide that takes into consideration your ultimate goals.
https://www.t-nation.com/training/truth-about-training-frequency