National Concrete Masonry Association: https://ncma.org

AMERICAN CONCRETE INSTITUTE https://www.concrete.org

PORTLAND CEMENT ASSOCIATION https://www.cement.org

CONCRETE REINFORCING STEEL INSTITUTE (CRSI) https://www.crsi.org

ACI STRUCTURAL JOURNAL https://www.concrete.org/publications/acistructuraljournal.aspx

CEMENT and CONCRETE RESEARCH https://www.journals.elsevier.com/cement-and-concrete-research