GEOnet, viewed February 13, 2019 (Eswatini [approved], PCLI, 26°30ʹ00ʺS 031°30ʹ00ʺE; variants: Kingdom of Eswatini; Kingdom of Swaziland; Ngwane; Swasieland; Swaziland)

The world factbook online, viewed February 13, 2019: Eswatini (King Mswati III renamed the country from Swaziland to Eswatini in April 2018; conventional long form: Kingdom of Eswatini; conventional short form: Eswatini; local long form: Umbuso weSwatini; local short form: Eswatini; government type: constitutional monarchy; location: Southern Africa, between Mozambique and South Africa; geographic coordinates: 26°30ʹ S, 31°30ʹ E)

Britannica academic, viewed February 13, 2019: under Eswatini (Eswatini; Kingdom of Eswatini; Swati: Umbuso weSwatini; previously Swaziland)

Wikipedia, 21 February 2019 (Eswatini; on 19 April 2018, King Mswati III announced that the Kingdom of Swaziland had renamed itself the Kingdom of Eswatini, reflecting the extant Swazi name for the state eSwatini, to mark the 50th anniversary of Swazi independence; the new name, Eswatini, means "land of the Swazis" in the Swazi language, and was partially intended to prevent confusion with the similarly named Switzerland)

National energy policy, 2018: title page (Government of the Kingdom of Swatini)