(3efGgL GdHMK ai Yde GdfaS L(B1 / s - (3jhSa eQGOs; (3GfOQhR (B, (3J (B. (3L (B.s ([S.N] : (3OGQ GdeYGQa , s, 1981)
Keywords: (3Yde GdfaSs; (3aQhjOs; (3ePGgH Yde GdfaSs