000			01257nmm a22003735u 4500
999			_c23953 _d23953
005			20201130124912.0
008			100301s2005 xx j ita d
020			_a9788847003958
050	0	4	_aD810.S7 _bB43 2005
100	1		_aBeckman, Bengt.
245	1	0	_aCodici Cifrati _h[electronic resource] : _bArne Beurling e la crittografia nella II guerra mondiale / _cby Bengt Beckman.
250			_a1a ed.
260			_aMilano : _bSpringer-Verlag Italia, _c2005.
300			_bv.: digital
650		0	_aMathematics
650		0	_aScience _xHistory
650		0	_aData structures (Computer science)
650		0	_aComputer science
650		0	_aMathematics_$xHistory
650		0	_aNumber theory
650	1	4	_aMathematics
650	2	4	_aHistory of Mathematics
650	2	4	_aHistory of Science
650	2	4	_aData Structures, Cryptology and Information Theory
650	2	4	_aHistory of Computing
650	2	4	_aNumber Theory
650	2	4	_aPopular Science in Mathematics/Computer Science/Natural Science/Technology
710	2		_aSpringerLink (Online service)
773	0		_tSpringer eBooks
856	4	0	_uhttp://dx.doi.org/10.1007/88-470-0395-4
942			_2lcc _cLIE