(3fRgI GdeJbjf TQM QjGV GdUGdMjf ef cdGe SjO GdeQSdjf (B/s - (3Gdfhhi, GHh RcQjG jMji Hf TQa Hf eQi Hf MSf GdNRGei GdMhGQKi GdTGaYi s; (3eUWai SYjO GdNfs; (3eUWai GdHZG s ((3GdbGgQI (B: s (3OGQ fgQ Gdfjd , s, 1993)
Keywords: (3GdMOjKs; (3GdGMGOjK GdfHhjIs; (3GdGOYjI hGdGhQGOs