TY  - BOOK
TI  - Periodic solutions of the N-body problem
SN  - 3540666303 (pbk. : acid-free paper)
PY  - 1999///
CY  - Berlin ; | New York
PB  - Springer
UR  - http://www.loc.gov/catdir/enhancements/fy0816/99049591-t.html
ER  -