Kappal, S (2017). HealthCare Industry’s Savior: Using the Benford's Law (The Law of First Digit) to Debunk the Fraudsters. Blog on Data Science Central, posted on January 16, 2017; last accessed October 15, 2018.

This work cites the following items of the Benford Online Bibliography:

Newcomb, S (1881). Note on the frequency of use of the different digits in natural numbers. American Journal of Mathematics 4(1), pp. 39-40. ISSN/ISBN:0002-9327. DOI:10.2307/2369148.