TY  - GEN
AU  - Rosales, J.C. 
AU  - García-Sánchez, P. A. 
TI  - Numerical semigroups
SN  - 9781441901590
U1  - 512.27 ROS 
PY  - 2009///
CY  - New York
PB  - Springer
KW  - Group Theory and Generalizations
KW  - Mathematics
KW  - Semigroups
KW  - Group Theory.
KW  - Ordered Algebraic Structures.
KW  - Number Theory.
KW  - Order, Lattices, Ordered Algebraic Structures
KW  - General Algebraic Systems
KW  - Algebra
ER  -