000 nam a22 7a 4500
999 _c328996
_d328996
020 _a9781522751830
082 _a332.178 WAT
100 _aRoger Wattenhofer
245 _aThe Science of the Blockchain
260 _aMiddletown USA
_bInverted Forest Publishing
_c2016
300 _a115p.
942 _2ddc