TY  - BOOK
AU  - Halter-koch, Franz
TI  - Quadratic irrationals: : an introduction to classical number theory Quadratic irrationals 
SN  - 9781466591837
U1  - 512.7 
PY  - 2013///
CY  - Boca Roton
PB  - Chapman & Hall/CRC Press
ER  -