Serguei Efron

ca

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Serguei Efron

Quality:

Sergei Efron - officer of the White Army; Russian and Soviet publicist, writer, NKVD agent (1893–1941). Article “Serguei Efron” in Catalan Wikipedia has 50.5 points for quality (as of July 1, 2025). The article contains 51 references and 6 sections.

This article has the best quality in English Wikipedia. However, the most popular language version of this article is Russian.

Since the creation of article “Serguei Efron”, its content was written by 5 registered users of Catalan Wikipedia and edited by 221 registered Wikipedia users in all languages.

The article is cited 3 times in Catalan Wikipedia and cited 169 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #1463 in March 2022
  • Global: #51350 in June 2013

The highest popularity rank from 2008:

  • Local (Catalan): #37719 in January 2021
  • Global: #126489 in October 2017

There are 8 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Sergei Efron
53.212
2Russian (ru)
Эфрон, Сергей Яковлевич
52.4474
3Catalan (ca)
Serguei Efron
50.507
4German (de)
Sergei Jakowlewitsch Efron
27.7556
5Armenian (hy)
Սերգեյ Էֆրոն
18.79
6French (fr)
Sergueï Efron
18.0465
7Dutch (nl)
Sergej Efron
10.1997
8Polish (pl)
Siergiej Efron
5.6431
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Serguei Efron" in all the time
#LanguagePopularity awardRelative popularity
1Russian (ru)
Эфрон, Сергей Яковлевич
1 049 069
2English (en)
Sergei Efron
116 019
3French (fr)
Sergueï Efron
22 558
4German (de)
Sergei Jakowlewitsch Efron
21 062
5Polish (pl)
Siergiej Efron
15 198
6Dutch (nl)
Sergej Efron
904
7Catalan (ca)
Serguei Efron
576
8Armenian (hy)
Սերգեյ Էֆրոն
414
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Serguei Efron" in June 2025
#LanguagePopularity awardRelative popularity
1Russian (ru)
Эфрон, Сергей Яковлевич
5 692
2English (en)
Sergei Efron
1 366
3French (fr)
Sergueï Efron
89
4German (de)
Sergei Jakowlewitsch Efron
87
5Polish (pl)
Siergiej Efron
46
6Catalan (ca)
Serguei Efron
23
7Dutch (nl)
Sergej Efron
10
8Armenian (hy)
Սերգեյ Էֆրոն
6
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Serguei Efron" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1Russian (ru)
Эфрон, Сергей Яковлевич
85
2English (en)
Sergei Efron
44
3French (fr)
Sergueï Efron
40
4German (de)
Sergei Jakowlewitsch Efron
19
5Polish (pl)
Siergiej Efron
15
6Dutch (nl)
Sergej Efron
7
7Armenian (hy)
Սերգեյ Էֆրոն
6
8Catalan (ca)
Serguei Efron
5
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Serguei Efron" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Russian (ru)
Эфрон, Сергей Яковлевич
3
2Catalan (ca)
Serguei Efron
0
3German (de)
Sergei Jakowlewitsch Efron
0
4English (en)
Sergei Efron
0
5French (fr)
Sergueï Efron
0
6Armenian (hy)
Սերգեյ Էֆրոն
0
7Dutch (nl)
Sergej Efron
0
8Polish (pl)
Siergiej Efron
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Serguei Efron" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Russian (ru)
Эфрон, Сергей Яковлевич
89
2English (en)
Sergei Efron
39
3French (fr)
Sergueï Efron
15
4German (de)
Sergei Jakowlewitsch Efron
12
5Polish (pl)
Siergiej Efron
5
6Armenian (hy)
Սերգեյ Էֆրոն
4
7Catalan (ca)
Serguei Efron
3
8Dutch (nl)
Sergej Efron
2
More...

Scores

Estimated value for Wikipedia:
Catalan:
Global:
Popularity in June 2025:
Catalan:
Global:
Popularity in all years:
Catalan:
Global:
Authors in June 2025:
Catalan:
Global:
Registered authors in all years:
Catalan:
Global:
Citations:
Catalan:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Serguei Efron
deGerman
Sergei Jakowlewitsch Efron
enEnglish
Sergei Efron
frFrench
Sergueï Efron
hyArmenian
Սերգեյ Էֆրոն
nlDutch
Sergej Efron
plPolish
Siergiej Efron
ruRussian
Эфрон, Сергей Яковлевич

Popularity rank trends

Best Rank Catalan:
#37719
01.2021
Global:
#126489
10.2017

AI rank trends

Best Rank Catalan:
#1463
03.2022
Global:
#51350
06.2013

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Sergei Efron from Wikipedia articles about Marina Tsvetaeva, Ariadna Efron, Gueorgui Serguéievich Efrón, Medvedev Forest massacre and Fyodor Raskolnikov. Whereas reading the article about Sergei Efron people most often go to Wikipedia articles on Ariadna Efron, Marina Tsvetaeva, Sophia Parnok, Gueorgui Serguéievich Efrón and Konstantin Rodzevich.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Catalan Wikipedia the most popular articles on that day were: Jeffrey Epstein, Bad Bunny, Òscar Tusquets Blanca, Lluís Homar i Toboso, Elisa Mouliaá Ruiz de Elvira, Xavier Bertran i Solé, Lo Cartanyà, Sherlock Holmes, Ghislaine Maxwell, Puerto Rico.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information