Wickham H (2011). “The Split-Apply-Combine Strategy for Data Analysis.” Journal of Statistical Software, 40(1), 1–29. https://www.jstatsoft.org/v40/i01/.
Corresponding BibTeX entry:
@Article{, title = {The Split-Apply-Combine Strategy for Data Analysis}, author = {Hadley Wickham}, journal = {Journal of Statistical Software}, year = {2011}, volume = {40}, number = {1}, pages = {1--29}, url = {https://www.jstatsoft.org/v40/i01/}, }