(3GdbGfhf Qbe (B62 (3dSfI (B1974 (3HTCf HYV GdCMcGe GdNGUI HGdJYejQ hGdbGfhf Qbe (B107 (3dSfI (B1976 (3HEfTGA UfOhb GdJehjd eTQhYGJ GdGScGf GdGbJUGOj hdGFMJg GdJfajPjI hbhGfjf hbQGQGJ CNQi NGUI HGdJYejQ(B/s - (3eUQ(B.s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdCejQjI,s, 1993)
Keywords: (3JTQjYGJ hbhGfjfs; (3GdJYejQ(B.s