@inproceedings{f60ac449c58a415daad9f27f74204a02,
title = "On asymptotic approximations of first integrals for weakly nonlinear ascillators",
keywords = "ZX Int.klas.verslagjaar < 2002",
author = "SB Waluya and {van Horssen}, WT",
year = "2001",
language = "Undefined/Unknown",
isbn = "0-7918-3531-6",
publisher = "ASME",
pages = "1--9",
booktitle = "Proceedings DETC'01 ASME 2001",
address = "United States",
note = "Design Engineering Technical Conference and Computers and Information in Engineering Conference, Pittsburgh, PA ; Conference date: 09-09-2001 Through 12-09-2001",
}