. .

i [1]

                                                                                              , ,
                                                            .
                                                           
                                                            . .

. . , , ( ).

... . ' , , ? , , . , , , , [2] , -, .

, , . .


.
,
.

? ? ...
³ ,
,
.

,
.

.


,

³
.


,
, ,
, ,
.


...ͳ, . -.
,

.


,
, ...

.
  .

__________________.
[1] 2000 (. 649650) / 73, , 2007.
[2] (i )

_______________________________________________________________________________

.