What is the best book/source for learning how to calculate long variants in chess?

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Avatar of ThomasElMaestro

Hello guys !

What is the best book/source for learning how to calculate long variants in chess?

Thanks you.

Avatar of BishopTakesH7

There is this video on how to calculate by GothamChess: https://www.youtube.com/watch?v=9Ga9dP3bvN8