To cite the 'MCI' package in publications use:
Wieland, T. (2017). Market Area Analysis for Retail and Service Locations with MCI. The R Journal, 9(1), 298-323. URL https://journal.r-project.org/archive/2017/RJ-2017-020/RJ-2017-020.pdf.
Corresponding BibTeX entry:
@Article{, title = {{M}arket {A}rea {A}nalysis for {R}etail and {S}ervice {L}ocations with {MCI} }, author = {Thomas Wieland}, year = {2017}, journal = {The R Journal}, volume = {9}, number = {1}, pages = {298--323}, url = {https://journal.r-project.org/archive/2017/RJ-2017-020/RJ-2017-020.pdf}, }