TY  - BOOK
AU  - Rozhkovskaya Tamara
AU  - Uraltseva N N
TI  - Proceedings of the St. Petersburg Mathematical Society vol XIV
SN  - 978-0-8218-4802-9
U1  - 510T 
PY  - 2009///
CY  - Providence
PB  - AMS
KW  - Mathematics
ER  -