To cite `SecDim` in publications, please use the following citation: Yongze S (2022). “The second dimension of spatial association.” _International Journal of Applied Earth Observation and Geoinformation_, *111*, 102834. ISSN 1569-8432, doi:10.1016/j.jag.2022.102834 , . A BibTeX entry for LaTeX users is @Article{Song_2022, title = {The second dimension of spatial association}, author = {Song Yongze}, year = {2022}, month = {jul}, volume = {111}, pages = {102834}, journal = {International Journal of Applied Earth Observation and Geoinformation}, issn = {1569-8432}, publisher = {Elsevier BV}, doi = {10.1016/j.jag.2022.102834}, url = {https://doi.org/10.1016/j.jag.2022.102834}, } If you use this software, please cite our article in International Journal of Applied Earth Observation and Geoinformation.