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Continue to ChatFirst-order symmetries of the Dirac equation in a curved background: a unified dynamical symmetry condition - https://avesis.hacettepe.edu.tr/yayin/8253723f-724d-4a0e-8fca-07dc4897061f/first-order-symmetries-of-the-dirac-equation-in-a-curved-background-a-unified-dynamical-symmetry-condition