@article{1e41d23bc4fc4cf289de653dc63bb38e,
title = "Lie symmetries and conserved quantities of Birkhoffian system",
author = "Mei, {F. X.} and Zhang, {Y. F.} and M. Shang",
year = "1999",
doi = "10.1016/s0093-6413(98)00093-7",
language = "English",
volume = "26",
pages = "7--12",
journal = "Mechanics Research Communications",
issn = "0093-6413",
publisher = "Elsevier Ltd.",
number = "1",
}