(3GdbGfhf Qbe (B34 (3dSfI (B1976 (3ai TCf GdSLd GdJLGQi h dGFMJI GdJfajPjI GdUGOQI HbQGQ hRjQ GdJLGQI Qbe (B946 (3dSfI (B1976 / s - (3GdgjFI GdYGeI dTFhf GdeWGHY GdGejQjI(B.s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdGejQjI(B.s, 1993)
Keywords: (3GdbGfhf GdJLGQi (B.s; (3bGfhf GdTQcGJ (B. s; (3GdSLd GdJLGQi(B. s