"id","author_first1","author_last1","title","year","publisher","place","keyword0","keyword1","keyword2","type"
"801","Valeriy P.","Vorobyëv","Politicheskaya i gosudarstvennaia sistema Narodnoi Demokraticheskoi Respubliki Iemena","1978","Iz. Nauka","Moscow","Economy","PDRY","PDRY-GDR","book"