(3QSGdI GdeSJQTOjf (B/ s - (3GdMGQK GdeMGSHis; (3GHi YHOGddg GdMGQK Hf GSOs ([S.N] : (3ecJHI GdJQGK GdGSdGei , s, 1992)
Keywords: (3GdGSdGes; (3GdJUha GdGSdGeis; (3GdJUhas; (3GdeOQSI GdeMGHjIs