000			00300nam a2200145Ia 4500
008			131111s9999 xx 000 0 und d
100			_aBelov,G
245			_aWhat is the state
260			_aMosco
260			_bProgress
260			_c1989
300			_a156p.
650			_aState
763			_a13722
999			_c50293 _d50293