(3GOGQI GdGbJUGO GdGSQGFjdi (B/ s - (3GdSjO YdjhIs ([S.N] : (3GdefXeI GdGSdGejI ddJQHjI hGdYdhe hGdKbGaI , s, 1977)
Keywords: (3GdGbJUGOs; (3GdJNWjW GdGbJUGOis; (3GSQGFjds; (3GdJfejI GdGbJUGOjIs; (3GdeGdjIs; (3GdQbGHI GdUfGYjIs