"\u03B5\u03BA\u03B4\u03CC\u03C3\u03B5\u03B9\u03C2 \u03C0\u03B5\u03C1\u03B9\u03BF\u03C1\u03B9\u03C3\u03BC\u03AD\u03BD\u03B7\u03C2 \u03BA\u03C5\u03BA\u03BB\u03BF\u03C6\u03BF\u03C1\u03AF\u03B1\u03C2"@el . "neobjavljena literatura"@hr . "literatur\u0103 subteran\u0103"@ro . "siva literatura"@sl . . "pilkoji literat\u016Bra"@lt . "samizdat"@cs . "nepaskelbtas dokumentas"@lt . "let\u00EBrsi gri"@sq . "unpublished document"@en . "pogrindin\u0117 literat\u016Bra"@lt . "\u0161ed\u00E1 literat\u00FAra"@sk . "harmaa kirjallisuus"@fi . "ondergrondse literatuur"@nl . "\u0441\u0438\u0432\u0430 \u043A\u045A\u0438\u0436\u0435\u0432\u043D\u043E\u0441\u0442"@sr . "document non publi\u00E9"@fr . "grijze literatuur"@nl . "alternat\u00EDvna literat\u00FAra"@sk . "siva literatura"@hr . "neuverejnen\u00FD dokument"@sk . "gr\u00E5 litteratur"@sv . "\u0161ed\u00E1 literatura"@cs . "unver\u00F6ffentlichtes Dokument"@de . "grey literature"@en . "hall kirjandus"@et . "avaldamata dokument"@et . "gr\u00E5 litteratur"@da . "documento inedito"@it . "zak\u00E1zan\u00E1 literatura"@cs . "graue Literatur"@de . "documente nepublicate"@ro . "documenta\u00E7\u00E3o cinzenta"@pt . "nepublic\u0113ts dokuments"@lv . "literatur\u0103 gri"@ro . "documento n\u00E3o publicado"@pt . "podzemn\u00ED literatura"@cs . "sz\u00FCrke irodalom"@hu . "pel\u0113k\u0101 literat\u016Bra"@lv . "nevydan\u00FD dokument"@cs . "dokument i pabotuar"@sq . "documento no publicado"@es . "\u0441\u0438\u0432\u0430 \u043B\u0438\u0442\u0435\u0440\u0430\u0442\u0443\u0440\u0430"@mk . "letteratura gri\u017Ca"@mt . . "underground-kirjallisuus"@fi . "julkaisematon asiakirja"@fi . . "nem publik\u00E1lt irodalom"@hu . "disidentsk\u00E1 literatura"@cs . "literatura gris"@es . "libri prohibiti"@cs . "underjordisk litteratur"@sv . "letteratura grigia"@it . "\u03B5\u03C3\u03C9\u03C4\u03B5\u03C1\u03B9\u03BA\u03AD\u03C2 \u03B5\u03BA\u03B4\u03CC\u03C3\u03B5\u03B9\u03C2"@el . "1681"^^ . "ikke-offentliggjort dokument"@da . "niet-gepubliceerd document"@nl . "opublicerat dokument"@sv . "literatura subterr\u00E1nea"@es . "\u043D\u0435\u043E\u0444\u0438\u0446\u0438\u0430\u043B\u043D\u0430 \u043B\u0438\u0442\u0435\u0440\u0430\u0442\u0443\u0440\u0430"@bg . "p\u00F5randaalune kirjandus"@et . "let\u00EBrsi e fsheht\u00EB"@sq . "netradicion\u0101la literat\u016Bra"@lv . "literatura subterr\u00E2nea"@pt . "litt\u00E9rature grise"@fr . . "szara literatura"@pl . "\u043D\u0435\u043E\u0431\u0458\u0430\u0432\u0435\u043D \u0434\u043E\u043A\u0443\u043C\u0435\u043D\u0442"@mk . "litt\u00E9rature souterraine"@fr . "underground literature"@en . "letteratura sotterranea"@it .