Algebra

Surreal Numbers - Knuth, Donald

K-theory - Atiyah, Michael

Matrix Theory and Applications with MATLAB - Hartfiel, Darald J. (Texas A a M University, College Station, Texas, USA)

Introductory Lectures on Rings and Modules - Beachy, John A. (Northern Illinois University)

Modules and Rings - Dauns, John (Tulane University, Louisiana)

Invariant Measures