(3GbJUGOjGJ GdeGdjI GdYGeI (B/ s - (3bMWGf GdShjais ([S.N] : (3OGQ WdGS ddOQGSGJ hGdJQLeI , s, 1989)
Keywords: (3eUQs; (3GdSjGSI GdeGdjIs; (3GdVQGFHs; (3GdOjhf GdYGeIs; (3GdfabGJ GdYGeIs; (3GdejRGfjIs; (3GdeGdjI GdYGeIs