1. Beck, M., Robins, S.: Computing the Continuous Discretely: Integer-Point Enumeration in Polyhedra. Springer, Berlin (2007)
2. Erdős, P.: Egy kongruenciarendszerekről szóló problémáról (On a problem concerning covering systems). Mat. Lapok 3, 122–128 (1952) (Hungarian)
3. Feldman, D., Propp, J., Robins, S.: Tiling Lattices with Sublattices, II. arXiv:1006.0472
4. Newman, D.J.: Analytic Number Theory. Springer, Berlin (2000)
5. Soifer, A.: The Mathematical Coloring Book. Springer, Berlin (2008)