@article{ND_2014_10_2_a2,
     author = {Vladimir V. Gotsulenko},
     title = {Self-oscillations in implicit singularly perturbed dynamical systems on~the~plane},
     journal = {Russian journal of nonlinear dynamics},
     pages = {157--176},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2014_10_2_a2/}
}