(3Mhd SjGSI HJQhdjI YQHjI ehMOI (B/s - (3MGeO YHOGddg QHjYs; (3LGeYI GdbGgQIs (3cdjI GdMbhbs ((3GdbGgQI(B:s (3cdjI GdMbhb(B-(3LGeYI GdbGgQI,s, 1970)
1
Keywords: (3GdbGfhf GdOhdjs; (3GdSjGSI GdHJQhdjI GdehMOIs; (3GdJcGed GdGbJUGOjs; (3GdSjGSI GdHJQhdjI GdYQHjIs; (3GdShb GdYGdej ddHJQhds; (3XGgQI GdGSJZdGd GdHJQhdjs