[1]
A. L. Andrews, “A consideration of P-delta effects in ductile reinforced concrete frames: T. Paulay BNZNSEE vol. 11, no. 3, 1978”, BNZSEE, vol. 12, no. 4, pp. 357–361, Dec. 1979, doi: 10.5459/bnzsee.12.4.357-361.