Opus spicatum (English Wikipedia)
Analysis of information sources in references of the Wikipedia article "Opus spicatum" in English language version.
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English rank
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nationalgeographic.com
news.nationalgeographic.com
- Mueller, Tom (February 10, 2014). "Mystery of Florence's Cathedral Dome May Be Solved". National Geographic Society. Archived from the original on February 14, 2014. Retrieved 31 December 2014.
web.archive.org
- Mueller, Tom (February 10, 2014). "Mystery of Florence's Cathedral Dome May Be Solved". National Geographic Society. Archived from the original on February 14, 2014. Retrieved 31 December 2014.
wikisource.org
en.wikisource.org
- One or more of the preceding sentences incorporates text from a publication now in the public domain: Chisholm, Hugh, ed. (1911). "Herring-bone". Encyclopædia Britannica. Vol. 13 (11th ed.). Cambridge University Press. p. 391.
