(3GhQGb ai GdSjGSI hGdMH hGdMQH (B/ s - (3Mfai GdeMdGhis ([S.N] : (3GdOGQ GdeUQjI GddHfGfjI , s, 1990)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3JGQjNs; (3GdGMhGd GdGLJeGYjIs; (3GdGMhGd GdSjGSjIs; (3GdGMhGd GdGbJUGOjIs