Wickham H (2007).“Reshaping Data with the reshape Package.”Journal of Statistical Software,21(12), 1–20.https://www.jstatsoft.org/v21/i12/.
Corresponding BibTeX entry:
@Article{, title = {Reshaping Data with the {reshape} Package}, author = {Hadley Wickham}, journal = {Journal of Statistical Software}, year = {2007}, volume = {21}, number = {12}, pages = {1--20}, url = {https://www.jstatsoft.org/v21/i12/}, }