ANDREWS , A. L. “A consideration of P-delta effects in ductile reinforced concrete frames" - T. Paulay.: Bulletin of N.Z. National Society for Earthquake Engineering, Vol. 11, No. 3 September, 1979. Bulletin of the New Zealand Society for Earthquake Engineering, [S. l.], v. 11, n. 3, p. 196–199, 1978. DOI: 10.5459/bnzsee.11.3.196-199. Disponível em: https://bulletin.nzsee.org.nz/article/view/1091. Acesso em: 6 jun. 2026.