Ernst, J. D.2023-06-072023-06-071957https://unbscholar.lib.unb.ca/handle/1882/31150electronicen-CAhttp://purl.org/coar/access_right/c_16ecPrestressed concrete : a discussion of prestressing methods and techniques and an investigation of some of the development work which has been carried out in the field of prestressed concretesenior reportEngineering