Cite
Digit sums of binomial sums
MLA
Knopfmacher, Arnold, and Florian Luca. “Digit Sums of Binomial Sums.” Journal of Number Theory, vol. 132, no. 2, Feb. 2012, pp. 324–31. EBSCOhost, https://doi.org/10.1016/j.jnt.2011.07.004.
APA
Knopfmacher, A., & Luca, F. (2012). Digit sums of binomial sums. Journal of Number Theory, 132(2), 324–331. https://doi.org/10.1016/j.jnt.2011.07.004
Chicago
Knopfmacher, Arnold, and Florian Luca. 2012. “Digit Sums of Binomial Sums.” Journal of Number Theory 132 (2): 324–31. doi:10.1016/j.jnt.2011.07.004.