nexign is a billing company in Russia that provided the first Russian billing system for mobile operators.[2] The company was established in 1992 as Peter-Service (Russian: Петер-Сервис).[3]
^""ИКС Холдинг" расширяет сотрудничество с ведущими техническими вузами России" [ICS-Holding extends the cooperation with top technological universities] (in Russian). Comnews. 14 July 2020. Retrieved 15 August 2021.
^"WikiLeaks обвинил петербургскую компанию в слежке за россиянами" [WikiLeaks accused St. Petersburg company of spying on Russians]. NewsRu (in Russian). 20 September 2017. Archived from the original on 20 September 2017. Retrieved 2 July 2021.
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nexign is a billing company in Russia that provided the first Russian billing system for mobile operators. The company was established in 1992 as Peter-Service...