01015nam a2200265 a 4500 vtls000023382 KUKTEM 20251117144444.0 080108s2007 gw f 001 0 eng|d 0387293132 9780387293134 201107131947 VLOAD 200908141400 VLOAD 200908141331 VLOAD 200908131729 VLOAD 200801080925 kam UMP HE6125 .B48 2007 Bleumer, Gerrit Electronic postage systems : technology, security, economics / by Gerrit Bleumer Birkenwerder, Germany : Springer, 2007 248 p. : ill. ; 25 cm. Advances in information security ; v. 26 Postal service Technological innovations Postal service Data processing Computer security http://www.loc.gov/catdir/toc/fy0801/2006933129.html 0 0 0 0 10000 10000 2019-09-04 0 HE6125 .B48 2007 0000027754 2019-09-04 00:00:00 1 2019-09-04 OPEN VIRTUA40 36680 36686 VTLSSORT0080*0200*0201*0400*0900*1000*2450*2600*3000*4400*6500*6501*6502*8560*9991