close #113 -- see note

tutorial has to be generated from the `index.qmd` file

Author: briatte

README.md

@@ -815,11 +815,13 @@ __Note:__ searching for ‘@’ will return all Twitter accounts listed on this
 
 > Tutorials that are not focused on a single specific software package or program.
 
+-   [A tutorial for network centrality in R](https://github.com/schochastics/centrality) (2023).
 -   [Basic and Advanced Network Visualization with Gephi and R](http://kateto.net/sunbelt2016) (2016).
 -   [Basic Network Analysis in R using igraph and related packages](https://mr.schochastics.net/material/netAnaR/) (2022).
 -   [Interactive and Dynamic Network Visualization in R](http://curleylab.psych.columbia.edu/netviz/) and JavaScript libraries (2016).
 -   [Nodegoat and Palladio: Introductory Workshop](https://www.academia.edu/11450425/Nodegoat_and_Palladio_Introductory_Workshop_by_Emmanuelle_Chaze) - Aimed at humanists (2015).
 -   [Static and Dynamic Network Visualization with R](http://kateto.net/network-visualization) - Covers the igraph, network, ggraph, network, networkD3, ndtv, threejs and visNetwork packages (2019).
+-   [Tidy Network Analysis in R using the tidygraph package](https://mr.schochastics.net/material/tidynetAnaR/) (2022).
 
 ## Varia