(3ObGFb GdJYQja (B/ s - (3GdeDOH, GdbGSe Hf eMeO Hf SYjOs; (3fGLj, CMeOs; (3GdVGef, MGJes; (3JhQGd, MSjfs ((3HZOGO (B:s (3GdeLeY GdYdej GdYQGbj,s, 1987)
Keywords: (3GddZI GdYQHjIs; (3bhGYO GddZIs; (3Yde GdUQas