(3bWYGf GdGfJGL GdJLGQi ddHjV (B/ s - (3eMeO SYjO eMeO SGeis; (3eMeO LeGd GdOjf beQs ([S.N] : (3OGQ GdacQ GdYQHi , s, 1984)
Keywords: (3GdHjVs; (3GdGSYGQs; (3GdGfJGLs