WikidataQueryServiceR (>= 1.0.0), WikidataR (>= 1.4.0), httr,
jsonlite, ratelimitr
curl, httr, jsonlite, ratelimitr, collections, netCoin
curl, httr, jsonlite, collections, netCoin
curl, httr, jsonlite, collections, netCoin, evolMap
curl, httr, jsonlite, ratelimitr, collections