Ashcraft, MH and Christy, KS (1995). The Frequency of Arithmetic Facts in Elementary Texts: Addition and Multiplication in Grades 16. Journal for Research in Mathematics Education 26(5), pp. 396421.
This work is cited by the following items of the Benford Online Bibliography:
Note that this list may be incomplete, and is currently being updated. Please check again at a later date.
Griffiths, TL and Kalish, ML (2002). A multidimensional scaling approach to mental multiplication. Memory & Cognition 30(1), 97106. ISSN/ISBN:0090502X.





Lebiere, C (1999). The dynamics of cognition: an ACTR model of cognitive arithmetic. Kognitionswissenschaft 8(1), pp. 519. DOI:10.1007/BF03354932.





Slepkov, AD, Ironside, KB and DiBattista, D (2015). Benford’s Law: Textbook Exercises and MultipleChoice Testbanks. PLoS ONE 10(2): e0117972. DOI:10.1371/journal.pone.0117972.





Zbrodoff, NJ (1995). Why is 9+7 harder than 2+3  Strength and Interference as Explanations of the ProblemSize Effect. Memory & Cognition 23(6), 689700. ISSN/ISBN:0090502X. DOI:10.3758/BF03200922.




