1. The business plan of the project (2017) “Creating the northern latitudinal railway Obskaya-Salekhard-Nadym-Pangody-Novy Urengoy-Korotchaevo” and railway approaches to it”(Russian Railways, Moscow), 190
2. Data from the site of the company Vostock Capital—Key Yamal deposits [Electronic resource].
https://www.vostockcapital.com/geologorazvedka/klyuchevyie-mestorozhdeniya-yamala/
. Accessed 27 Jan 2017
3. “Technical report on the results of engineering and geodetic surveys”, LLC “Geoaspect”, 12–13 (2018)
4. “Technical report on the results of engineering and geological surveys of the Salekhard-Nadym site”, Transproject LLC, 22–23 (2018)
5. SP 11–105-97 (1999) “Engineering and geological surveys for construction, part 4 of the Rules of work in areas of permafrost,” Gosstroy of Russia, Moscow