BUTCHER, G. W. Steel design. Bulletin of the New Zealand Society for Earthquake Engineering, [S. l.], v. 6, n. 2, p. 71–86, 1973. DOI: 10.5459/bnzsee.6.2.71-86. Disponível em: https://bulletin.nzsee.org.nz/article/view/1261. Acesso em: 13 may. 2026.