Математические этюды is the Russian, Italian, French, English website founded in 2005 by Nikolay Andreyev.
According to PR-model, etudes.ru is ranked 215,080th in multilingual Wikipedia, in particular this website is ranked 38,008th in Russian Wikipedia.
The website is placed before genova3000.it and after kirandulastervezo.hu in the BestRef global ranking of the most important sources of Wikipedia.