000 00282nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aConstantinescu, Nicolae
245 0 _aCriptografie
_cNicolae Constantinescu
260 _aBucuresti
_bEd. Academiei Romane
_c2009
942 _aIMAR
_cCART
999 _c33501
_d33501