V. A. Kozlov - Spectral Problems Associated with Corner Singularities of Solutions to Elliptic Equations Published: 2000-10-31 | ISBN: 0821827278 | PDF | 436 pages | 20.84 MB
Lawrence C. Washington - Elliptic Curves: Number Theory and Cryptography (2nd Edition) Published: 2008-04-03 | ISBN: 1420071467 | PDF | 536 pages | 4 MB