000			00278nam a2200097Ia 4500
008			180926s9999 xx 000 0 und d
100			_aGUPTA SANJEEVA;
245			_aELECTRONIC COMMUNICATION SYSTEMS
500			_aCOMMUNICATION ; ELECTRONIC ; SYSTEMS
650			_aGeneralities(000)
999			_c321082 _d321082