LEADER 01036nam a2200289 i 4500 001 991000351049707536 008 090908s2002 riua b 000 0 eng d 020 $a0821829866 035 $ab13844799-39ule_inst 040 $aDip.to Matematica$beng 041 1 $aeng$hrus 082 00$a005.82$21 084 $aAMS 94A60 084 $aLC QA76.9.A25V85 245 10$aCryptography :$ban introduction /$cV. V. Yaschenko, editor 260 $a[Providence, R. I.] :$bAmerican Mathematical Society,$cc2002 300 $aix, 229 p. :$bill. ;$c22 cm 440 0$aStudent mathematical library,$x1520-9121 ;$v18 504 $aIncluye bibliografía (p. 225-229) 650 04$aCriptografía 700 1 $aYashchenko, V. V.,$eed. lit. 907 $a.b13844799$b02-04-14$c08-09-09 912 $a991000351049707536 945 $aLE013 94A YAS11 (2002)$g1$i2013000292328$lle013$op$pE35.78$q-$rl$s- $t0$u3$v0$w3$x0$y.i15003310$z17-09-09 996 $aCryptography$9229794 997 $aUNISALENTO 998 $ale013$b08-09-09$cm$da $e-$feng$griu$h0$i0