Introduction to Computational Science: Modeling and Simulation for the Sciences By Angela B. Shiflet, George W. Shiflet 2014 | 857 Pages | ISBN: 0691160716 | PDF | 12 MB
A classical introduction to cryptography exercise book By Thomas Baigneres, Pascal Junod, Yi Lu, Jean Monnerat, Serge Vaudenay 2006 | 254 Pages | ISBN: 0387279342 | PDF | 30 MB