BERGMARK, Anders. Stability of the lumbar spine. Acta Orthopaedica, [S. l.], v. 60, n. sup230, p. 1–54, 1989. DOI: 10.3109/17453678909154177. Disponível em: https://actaorthop.org/actao/article/view/22636. Acesso em: 6 may. 2026.