@article{oai:fun.repo.nii.ac.jp:00003232,
 author = {Vavriv, D. M. and Ryabov, V. B. and Bulgakov, S. A.},
 issue = {3},
 journal = {Radiotekhnika i Elektronika},
 month = {},
 pages = {464--472},
 title = {Effect of the amplitude- and frequency-modulated force on a nonlinear oscillator},
 volume = {38},
 year = {1993}
}