Speer, E. R. (1969). Generalized feynman amplitudes, eng.
Citación estilo ChicagoSpeer, Eugine R. Generalized Feynman Amplitudes, Eng. 1969.
Cita MLASpeer, Eugine R. Generalized Feynman Amplitudes, Eng. 1969.
Warning: These citations may not always be 100% accurate.