1. "'Cantilevered Folded Plate Roofs ACI Headquarters" by C. S. Whitney J ournal of the American Concrete Institute No. 4 Vol. 30 October 1958.
2. Design and Construction of a Folded Plate Roof Structure" by Milo s. Ketchum;Proceedings Am. Cone. Inst.
3. Folded Plates Roof New Hangars;Architectural Record,1958
4. "Flachentragwerke" by K. Girkmann 2 Aufl. Apringer Verlag Wien 1948.
5. "Hipped Plate Construction" by G. Winter and M. Pei.