TY - JOUR AU - Álvarez Alonso, Amador AU - Soler, M. PY - 1983 DO - 10.1103/PhysRevLett.50.1230 SN - 0031-9007 UR - https://hdl.handle.net/20.500.14352/64958 T2 - Physical review letters AB - The time evolution of expanded and contracted solitary waves of the Dirac field with scalar self-interaction is exhibited. It is shown that the positivity of the second variation of the energy functional is not a necessary condition for the stability... LA - eng M2 - 1230 PB - American Physical Society TI - Energetic Stability Criterion for a Nonlinear Spinorial Model TY - journal article VL - 50 ER -