National Geophysical Data Center / World Data Service (NGDC/WDS): NCEI/WDS Global Significant Earthquake Database. NOAA National Centers for Environmental Information (1972). "Significant Earthquake Information". NOAA National Centers for Environmental Information. doi:10.7289/V5TD9V7K.
"ТУРКМЕНИСТАН" [Turkmenistan] (in Russian). Consular Department of the Ministry of Foreign Affairs of Russia. Archived from the original on March 31, 2022. Retrieved March 16, 2022.
National Geophysical Data Center / World Data Service (NGDC/WDS): NCEI/WDS Global Significant Earthquake Database. NOAA National Centers for Environmental Information (1972). "Significant Earthquake Information". NOAA National Centers for Environmental Information. doi:10.7289/V5TD9V7K.
"Turkmenistan Railways" (in Turkmen and Russian). "Türkmendemirýollary" agentligi. Archived from the original on April 13, 2021. Retrieved July 28, 2020.
"Туркменистан: золотой век" (in Russian). Turkmenistan.gov.tm. January 28, 2013. Archived from the original on December 2, 2013. Retrieved November 24, 2013.
"Turkmenistan Railways" (in Turkmen and Russian). "Türkmendemirýollary" agentligi. Archived from the original on April 13, 2021. Retrieved July 28, 2020.
"Туркменистан: золотой век" (in Russian). Turkmenistan.gov.tm. January 28, 2013. Archived from the original on December 2, 2013. Retrieved November 24, 2013.
"ТУРКМЕНИСТАН" [Turkmenistan] (in Russian). Consular Department of the Ministry of Foreign Affairs of Russia. Archived from the original on March 31, 2022. Retrieved March 16, 2022.