Translations on Eastern Europe: Political, sociological, and military affairs, nos. 580-599; JPRS 56821, 56846, 56851, 56887, 56893, 56919, 56936, 56954, 56964, 56973, 56986, 57004, 57025, 57033, 57048, 57057, 57069, 57083, 57109, 57123.