TY  - DATA
AU  - Valery Romanovski, Douglas Shafer
TI  - The Center and Cyclicity Problems
SN  - 9780817647278
PY  - 2009///
PB  - Birkhäuser Boston
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-0-8176-4727-8
ER  -