TY - JOUR AU - Fernández-Rañada, Antonio PY - 1980 DO - 10.1103/PhysRevD.22.2416 SN - 0556-2821 UR - https://hdl.handle.net/20.500.14352/64905 T2 - Physical Review D AB - It is shown that the noncausality of the Rarita-Schwinger equation in an external electromagnetic field can be avoided by the substitution of a subsidiary constraint by a subsidiary differential equation. As the number of degrees of freedom increases,... LA - eng M2 - 2416 PB - American Physical Society TI - Theory of the Rarita-Schwinger field without superluminality TY - journal article VL - 22 ER -