Perfect digit-to-digit invariant (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Perfect digit-to-digit invariant" in English language version.

refsWebsite

Global rank English rank

69^th place

59^th place

3^rd place

low place

arxiv.org

van Berkel, Daan (2009). "On a curious property of 3435". arXiv:0911.3038 [math.HO].
Daan van Berkel, On a curious property of 3435.

Olry, Regis and Duane E. Haines. "Historical and Literary Roots of Münchhausen Syndromes", from Literature, Neurology, and Neuroscience: Neurological and Psychiatric Disorders, Stanley Finger, Francois Boller, Anne Stiles, eds. Elsevier, 2013. p.136.
Parker, Matt (2014). Things to Make and Do in the Fourth Dimension. Penguin UK. p. 28. ISBN 9781846147654. Retrieved 2 May 2015.