BUTCHER, G. W. The New Zealand loadings code and its application to the design of seismic resistant prestressed concrete structures . Bulletin of the New Zealand Society for Earthquake Engineering, [S. l.], v. 9, n. 3, p. 162–166, 1976. DOI: 10.5459/bnzsee.9.3.162-166. Disponível em: https://bulletin.nzsee.org.nz/article/view/1174. Acesso em: 20 may. 2026.