„Strength and Design”. Centuries of Civil Engineering: A Rare Book Exhibition Celebrating the Heritage of Civil Engineering. Linda Hall Library of Science, Engineering & Technology. Архивирано из оригинала 13. 11. 2010. г.
„Strength and Design”. Centuries of Civil Engineering: A Rare Book Exhibition Celebrating the Heritage of Civil Engineering. Linda Hall Library of Science, Engineering & Technology. Архивирано из оригинала 13. 11. 2010. г.
Hukeov zakon, [2]Архивирано на веб-сајту Wayback Machine (21. јануар 2019) "Hrvatska enciklopedija", Leksikografski zavod Miroslav Krleža, www.enciklopedija.hr, 2015.