. "scientific article published on 01 September 1986"@en . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0443 \u0432\u0435\u0440\u0435\u0441\u043D\u0456 1986"@uk . . "9897563" . . . . . "Walsworth RL Jr" . "3" . . "1986PhRvA..34.2550W" . . . "Hydrogen maser at temperatures below 1 K"@en . . "Silvera IF" . "Hydrogen maser at temperatures below 1 K"@nl . . "34" . . "1986-09-01T00:00:00Z"^^ . "Hydrogen maser at temperatures below 1 K"@en . "2550-2553" . . "10.1103/PHYSREVA.34.2550" . . . . "Godfried HP" . "wetenschappelijk artikel"@nl . . . "im September 1986 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . . "Hydrogen maser at temperatures below 1 K"@nl . "Mattison EM" . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en setiembre de 1986"@ast . . "Hydrogen maser at temperatures below 1 K"@nl . "Hydrogen maser at temperatures below 1 K"@en . . . "Agosta aC" . "Vessot RF" . . "Hydrogen maser at temperatures below 1 K"@en .