世界语 (Chinese Wikipedia)

Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (编). 世界语. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.

google.com (Global: 163^rd place; Chinese: 188^th place)

Google（世界語搜索版）. [2012-09-24]. （原始内容存档于2022-04-11）.

helsinki.fi (Global: 1,670^th place; Chinese: 3,212^th place)

ling.helsinki.fi

Jouko Lindstedt. Native Esperanto as a Test Case for Natural Language (PDF). University of Helsinki - Department of Slavonic and Baltic Languages and Literatures. January 2006. （原始内容存档 (PDF)于2011-07-16）.

jstor.org (Global: 26^th place; Chinese: 113^th place)

Schleicher, August. A compendium of the comparative grammar of the Indo-European, Sanskrit, Greek and Latin languages. Vol. 1. Trubner & Company, 1874.. [2021-07-27]. （原始内容存档于2021-08-01）.

kurso.com.br (Global: low place; Chinese: low place)

存档副本. [2021-02-11]. （原始内容存档于2019-05-30）.

lernu.net (Global: low place; Chinese: low place)

zh-cn.lernu.net

存档副本. [2019-11-22]. （原始内容存档于2016-07-18）.

liberafolio.org (Global: low place; Chinese: low place)

63,000 −50%/+200%: Nova takso: 60.000 parolas Esperanton [New estimate: 60.000 speak Esperanto]. Libera Folio. February 13, 2017 [February 13, 2017]. （原始内容存档于February 13, 2017）（世界语）.
75 jaroj de la pereo de Esperanto en Sovetio. [2017-11-14]. （原始内容存档于2022-04-07）.
La Sanmarina AIS estas malfondita. 31 December 2020 [2023-04-09]. （原始内容存档于2021-10-20）.

mozilla.org (Global: 1,686^th place; Chinese: 1,446^th place)

[3] （页面存档备份，存于互联网档案馆）Firefox的世界语版下载

pagef30.com (Global: low place; Chinese: low place)

[1] （页面存档备份，存于互联网档案馆）2009年巴西列为中学的选修课

pasportaservo.org (Global: low place; Chinese: low place)

Pasporta Servo. User locations. [2014年1月6日]. （原始内容存档于2013年11月15日）.

people.com.cn (Global: 351^st place; Chinese: 20^th place)

edu.people.com.cn

中国的“世界语者坚守者”. 人民网. 2013-11-19 [2021-10-19]. （原始内容存档于2022-01-17）.

springboard2languages.org (Global: low place; Chinese: low place)

[5] （页面存档备份，存于互联网档案馆）英国的四年先锋向导计划

uea.org (Global: low place; Chinese: low place)

Universala Esperanto-Asocio: Kio estas UEA?. uea.org. [2015年1月14日]. （原始内容存档于2022年4月19日）.

voi.co.id (Global: low place; Chinese: low place)

en.voi.co.id

[4] （页面存档备份，存于互联网档案馆）印尼的国际台的报道

web.archive.org (Global: 1^st place; Chinese: 1^st place)

Harald Haarmann, Eta leksikono pri lingvoj, 2011, archive date March 4, 2016: Esperanto. … estas lernata ankaŭ de pluraj miloj da homoj en la mondo kiel gepatra lingvo. ("Esperanto has also been learned by several thousand people in the world as a mother tongue.")
63,000 −50%/+200%: Nova takso: 60.000 parolas Esperanton [New estimate: 60.000 speak Esperanto]. Libera Folio. February 13, 2017 [February 13, 2017]. （原始内容存档于February 13, 2017）（世界语）.
Jouko Lindstedt. Native Esperanto as a Test Case for Natural Language (PDF). University of Helsinki - Department of Slavonic and Baltic Languages and Literatures. January 2006. （原始内容存档 (PDF)于2011-07-16）.
Universala Esperanto-Asocio: Kio estas UEA?. uea.org. [2015年1月14日]. （原始内容存档于2022年4月19日）.
Pasporta Servo. User locations. [2014年1月6日]. （原始内容存档于2013年11月15日）.
List of Wikipedias. Meta.wikimedia.org. [14 January 2015]. （原始内容存档于2018-12-26）.
List of Wikipedias by language group. Meta.wikimedia.org. [14 January 2015]. （原始内容存档于2018-03-24）.
[1] （页面存档备份，存于互联网档案馆）2009年巴西列为中学的选修课
Google（世界語搜索版）. [2012-09-24]. （原始内容存档于2022-04-11）.
[2] （页面存档备份，存于互联网档案馆）在面子书的世界语使用人数
[3] （页面存档备份，存于互联网档案馆）Firefox的世界语版下载
[4] （页面存档备份，存于互联网档案馆）印尼的国际台的报道
75 jaroj de la pereo de Esperanto en Sovetio. [2017-11-14]. （原始内容存档于2022-04-07）.
中国世界语运动大事记. [2021-10-19]. （原始内容存档于2022-03-17）.
中国的“世界语者坚守者”. 人民网. 2013-11-19 [2021-10-19]. （原始内容存档于2022-01-17）.
La Sanmarina AIS estas malfondita. 31 December 2020 [2023-04-09]. （原始内容存档于2021-10-20）.
[5] （页面存档备份，存于互联网档案馆）英国的四年先锋向导计划
存档副本. [2019-11-22]. （原始内容存档于2016-07-18）.
存档副本. [2021-02-11]. （原始内容存档于2019-05-30）.
Schleicher, August. A compendium of the comparative grammar of the Indo-European, Sanskrit, Greek and Latin languages. Vol. 1. Trubner & Company, 1874.. [2021-07-27]. （原始内容存档于2021-08-01）.

wikimedia.org (Global: low place; Chinese: low place)

meta.wikimedia.org

List of Wikipedias. Meta.wikimedia.org. [14 January 2015]. （原始内容存档于2018-12-26）.
List of Wikipedias by language group. Meta.wikimedia.org. [14 January 2015]. （原始内容存档于2018-03-24）.

世界语 (Chinese Wikipedia)

espero.com.cn (Global: low place; Chinese: low place)

facebook.com (Global: 77th place; Chinese: 28th place)

glottolog.org (Global: 2,032nd place; Chinese: 612th place)

google.com (Global: 163rd place; Chinese: 188th place)

helsinki.fi (Global: 1,670th place; Chinese: 3,212th place)

ling.helsinki.fi

jstor.org (Global: 26th place; Chinese: 113th place)

kurso.com.br (Global: low place; Chinese: low place)

lernu.net (Global: low place; Chinese: low place)

zh-cn.lernu.net

liberafolio.org (Global: low place; Chinese: low place)

mozilla.org (Global: 1,686th place; Chinese: 1,446th place)

pagef30.com (Global: low place; Chinese: low place)

pasportaservo.org (Global: low place; Chinese: low place)

people.com.cn (Global: 351st place; Chinese: 20th place)

edu.people.com.cn

springboard2languages.org (Global: low place; Chinese: low place)

uea.org (Global: low place; Chinese: low place)

voi.co.id (Global: low place; Chinese: low place)

en.voi.co.id

web.archive.org (Global: 1st place; Chinese: 1st place)

wikimedia.org (Global: low place; Chinese: low place)

meta.wikimedia.org

facebook.com (Global: 77^th place; Chinese: 28^th place)

glottolog.org (Global: 2,032^nd place; Chinese: 612^th place)

google.com (Global: 163^rd place; Chinese: 188^th place)

helsinki.fi (Global: 1,670^th place; Chinese: 3,212^th place)

jstor.org (Global: 26^th place; Chinese: 113^th place)

mozilla.org (Global: 1,686^th place; Chinese: 1,446^th place)

people.com.cn (Global: 351^st place; Chinese: 20^th place)

web.archive.org (Global: 1^st place; Chinese: 1^st place)