Sister Cities International is a nonprofit citizen diplomacy network that creates and strengthens partnerships between communities in the United States and those in other countries, particularly through the establishment of "sister cities". A total of 1,800 cities, states and counties are partnered in 138 countries around the world. The organization "strives to build global cooperation at the municipal level, promote cultural understanding and stimulate economic development". More information...
In June 2020 the website sister-cities.org was on the 5,969th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 7,739th place in June 2020. From Wikipedians' point of view, "sister-cities.org" is the 3,941st most reliable source in different language versions of Wikipedia (AR-score).
The website is placed before diplo.de and after xconomy.com in multilingual PR ranking of the most reliable sources in Wikipedia.
Popularity and reliability assessment of sources in references of Wikipedia in different languages. Data extraction based on complex method using Wikimedia dumps in July 2020. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details in the research "Modeling Popularity and Reliability of Sources in Multilingual Wikipedia". Values for PR-score and AR-score were additinaly increased 100 times (to distinguish smaller values in the ranking).