Rooks belong behind passed pawns

It was Dr Tarrasch who formulated this famous principle and though there are, of course, exceptions and positions in which the rook is better placed on the side of the pawn, in rook endings this is still a very good rule of thumb.

Where to put rooks when many pawns breaks are possible ( example position ) - Chess Stack Exchange

Not a Philidor, but what is it then? - Chess Forums

Rooks Belong Behind Passed Pawns!

Chess Room Newsletter #921

Rook Endgame Principles with Example Games from Grandmasters

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What's the difference between a rook in front of vs. behind enemy passed pawns in an endgame? : r/chessbeginners

29. Rooks belong behind past pawns

Rooks belong behind passed pawns

This is a blunder?? If I trade rooks like the computer suggest, I lose a pawn. : r/chessbeginners