# Vignettes and other documentation

## Vignettes from package 'spdep'

spdep::CO69 |  | The Problem of Spatial Autocorrelation:” forty years on | HTML | source | R code
spdep::nb_igraph |  | Spatial weights objects as sparse matrices and graphs | HTML | source | R code
spdep::nb_sf |  | Creating Neighbours using sf objects | HTML | source | R code
spdep::sids |  | Introduction to the North Carolina SIDS data set (re-revised) | HTML | source | R code
spdep::nb |  | Creating Neighbours | PDF | source | R code