TY - BOOK ID - 141982814 TI - Periodic solutions of th N-Body problem PY - 1999 SN - 3540666303 PB - Berlin ; Heidelberg ; New York Springer Verlag DB - UniCat KW - Hamiltonian systems UR - https://www.unicat.be/uniCat?func=search&query=sysid:141982814 AB - ER -