@Article{ authors = " Bogdan Bojarski, Sylwia Twardo", title = "State and trends of development of mathematical sciences / Bogdan Bojarski ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1985 (wyd. 1986-1987) / Tom 4 / Numer 2", pages = "3 - 13" }

@Article{ authors = " Władysław Lubaś, Sylwia Twardo", title = "Social determinants of the development of the Polish language in People's Poland / Władysław Lubaś ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1985 (wyd. 1986-1987) / Tom 4 / Numer 1", pages = "81 - 90" }

@Article{ authors = " Adam Urbanek, Sylwia Twardo", title = "Biological sciences : present state and trends of development / Adam Urbanek ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1985 (wyd. 1986-1987) / Tom 4 / Numer 1", pages = "13 - 28" }

@Article{ authors = " Stanisław Dubisz, Sylwia Twardo", title = "The Congress of Culture of the Polish Language (Szczecin, December 7-8, 1984) / Stanisław Dubisz ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1985 (wyd. 1986-1987) / Tom 4 / Numer 1", pages = "91 - 94" }

@Article{ authors = " Witold Czachórski, Sylwia Twardo", title = "The activities of the Central Qualifying Commission for Scientific Staff at the Cabinet from 1979 till 1983 / Witold Czachórski ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 2", pages = "7 - 28" }

@Article{ authors = " Sylwia Twardo, Tadeusz Przeciszewski", title = "The role and tasks of the Polish Free University Association (PFUA) on its 25th anniversary / Tadeusz Przeciszewski ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 2", pages = "89 - 96" }

@Article{ authors = " Krzysztof Birkenmajer, Sylwia Twardo", title = "Earth sciences in Polish polar research : (fifty years of Polish polar research 1932-1982) / Krzysztof Birkenmajer ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 1", pages = "71 - 87" }

@Article{ authors = " Teresa Stawiarska, Tadeusz Baranowski, Iwona Zych, Sylwia Twardo", title = "Professor Maria Dekówna / Teresa Stawiarska, Tadeusz Baranowski and Iwona Zych ; transl. by Sylwia Twardo.", journal = "Archaeologia Polona", issue = "2007 / Tom 45", pages = "5" }

@Article{ authors = " Hanna R. Tucholska-Lanisko, Sylwia Twardo", title = "1983 awards of the Scientific Secretary of the Polish Academy of Sciences / Hanna R. Tucholska-Lanisko ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 2", pages = "171 - 178" }

@Article{ authors = " Małgorzata Baranowska, Tadeusz Baranowski, Sylwia Twardo", title = "Archaeology as the pre-text for poetry : the loneliness of ancient deities or on the other side of a showcase / Małgorzata Baranowska and Tadeusz Baranowski ; transl. by Sylwia Twardo.", journal = "Archaeologia Polona", issue = "2006 / Tom 44", pages = "255 - 263" }

@Article{ authors = " Zofia Kurnatowska, Sylwia Twardo, Louis Daniel Nebelsick", title = "Professor Witold Hensel (1917-2008) / Zofia Kurnatowska ; transl. by Sylwia Twardo and Louis Daniel Nebelsick.", journal = "Archaeologia Polona", issue = "2008 / Tom 46", pages = "5 - 14" }

@Article{ authors = " Tadeusz Baranowski, Sylwia Twardo", title = "Polish-Italian research in Southern Italy : (Capaccio Vecchia and Civita di Ogliara) / Tadeusz Baranowski ; transl. by Sylwia Twardo.", journal = "Archaeologia Polona", issue = "2002 / Tom 40", pages = "73 - 82" }

@Article{ authors = " Urszula Kobylińska, Sylwia Twardo, Louis Daniel Nebelsick", title = "Ceramological archaeometry in Poland : the outline of history and problems / Urszula Kobylińska ; transl. by Sylwia Twardo and Louis Daniel Nebelsick.", journal = "Archaeologia Polona", issue = "2008 / Tom 46", pages = "89 - 121" }

@Article{ authors = " Andrzej Józefik, Sylwia Twardo", title = "The present state of ergonomics in Poland and the trends of its development / Andrzej Józefik ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1985 (wyd. 1986-1987) / Tom 4 / Numer 4", pages = "99 - 105" }

@Article{ authors = " Sylwia Twardo", title = "Zapinki oczkowate serii pruskiej z terenu północno-wschodniego Mazowsza / Sylwia Twardo.", journal = "Studia i Materiały Archeologiczne", issue = "2003 / Tom 11", pages = "165 - 247" }

@Article{ authors = " Janusz Durko, Sylwia Twardo", title = "Polish National Committee of the International Association for the History of Glass (Association Internationale pour l'Histoire du Verre) / Janusz Durko ; transl. by Sylwia Twardo.", journal = "Archaeologia Polona", issue = "2007 / Tom 45", pages = "23 - 25" }

@Article{ authors = " Janusz Górski, Sylwia Twardo", title = "The Open University in Poland : ideas for its organization and curriculum / Janusz Górski ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 2", pages = "49 - 60" }

@Article{ authors = " Adam Łopatka, Sylwia Twardo", title = "The Institute of State and Law PAS (1956-1983) / Adam Łopatka ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 1", pages = "88 - 96" }

@Article{ authors = " Władysław Markiewicz, Sylwia Twardo", title = "The place and role of marxism in social research / Władysław Markiewicz ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1983 (wyd. 1984) / Tom 2 / Numer 3-4", pages = "37 - 49" }

@Article{ authors = " Stefan Ślopek, Sylwia Twardo", title = "The Central Qualifying Commission on the Beginning of a New Term of Office / Stefan Ślopek ; transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 2", pages = "3 - 6" }

@Article{ authors = " Sylwia Twardo", title = "The state and prospects of Polish polar research / transl. by Sylwia Twardo.", journal = "Acta Academiae Scientiarum Polonae", issue = "1984 (wyd. 1985-1986) / Tom 3 / Numer 3-4", pages = "99 - 115" }