@ARTICLE{
author={Cveticanin Livija J,Kalami-Yazdi M,Askari Hassan},
year={2012},
title={Analytical approximations to the solutions for a generalized oscillator with strong nonlinear terms},
journal={JOURNAL OF ENGINEERING MATHEMATICS},
volume={77},
number={1},
pages={211-223},
document_type={Article},
} 

@ARTICLE{
author={Cveticanin Livija J,Kalami-Yazdi M,Askari Hassan,Saadatnia Z},
year={2012},
title={Vibration of a two-mass system with non-integer order nonlinear connection},
journal={MECHANICS RESEARCH COMMUNICATIONS},
volume={43},
number={},
pages={22-28},
document_type={Article},
} 

@ARTICLE{
author={Cveticanin Livija J,Kalami-Yazdi M,Saadatnia Z,Askari Hassan},
year={2010},
title={Application of Hamiltonian Approach to the Generalized Nonlinear Oscillator with Fractional Power},
journal={INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION},
volume={11},
number={12},
pages={997-1002},
document_type={Article},
}