Search for: [Subject and Keywords = Stanisław Lem’s \"Czas nieutracony\" \(Time Saved\)] OR [Subject and Keywords = science] OR [Subject and Keywords = history] OR [Subject and Keywords = philosophy] OR [Subject and Keywords = \"Czas nieutracony\" Stanisława Lema] OR [Subject and Keywords = nauka] OR [Subject and Keywords = historia] OR [Subject and Keywords = filozofia] OR [Title = Umysł i nauka wobec chaosu historii w „Czasie nieutraconym” Stanisława Lema] OR [Creator = Płaza, Maciej]