ćșéĄ:đ¶ïžäœæăăłăăŒăăłăă
()
ăŻăŹăŒă ïŒăăçșăăăăăăăïŒăăŁăăăăăźăčăŒăăŒă§èČ·ăç©ăăè ă ăă©ăăăăăăăă ăŁăăăăăă©ăăăäșăăïŒă
è©łçŽ°ăăŒăž(13)ă·ă§ăăăłă°ă«ăŒăăăąăŻă»ă«ä»ăăăŹăŒăçĄă
èŠăăăæĄèČäžè§çŁăăăźăă±ă§ăăăăăłă
ăŻă©ăă·ă„ç¶ćș(çŹ) đ¶ïžäœæăăłăăŒăăł -