FENWICK, R. C. P-delta effects in medium height moment resisting steel frames under seismic loading: Vol. 23, No. 4, Dec. 1990 pp. 305-321. Bulletin of the New Zealand Society for Earthquake Engineering, [S. l.], v. 25, n. 1, p. 70–72, 1992. DOI: 10.5459/bnzsee.25.1.70-72. Disponível em: https://bulletin.nzsee.org.nz/article/view/719. Acesso em: 8 may. 2026.