@article{591be50c4df647a1a840b03c67f352cd,
title = "On approximations of first integrals for a systems of weakly nonlinear, coupled harmonic oscillators",
keywords = "Wiskunde en Informatica, Techniek, technische Wiskunde en Informatica, ZX CWTS JFIS < 1.00",
author = "SB Waluya and {van Horssen}, WT",
year = "2002",
language = "Undefined/Unknown",
volume = "30",
pages = "243--266",
journal = "Nonlinear Dynamics: an international journal of nonlinear dynamics and chaos in engineering systems",
issn = "0924-090X",
publisher = "Springer",
}