TY  - BOOK
AU  - Alsina, Claudi
AU  - Nelsen, Roger B.
TI  - Charming proofs: a journey into elegant mathematics
SN  - 9780883853481
U1  - 511 
PY  - 2010///
CY  - Washington, Dc
PB  - Mathematical Association Of America
KW  - Proof theory
ER  -