@article{1181075588,
author = {Krenz, G.S. and Miller, R.K.},
title = {Stability analysis of almost sinusoidal periodic oscillations in nonlinear control systems subjected to nonconstant periodic input},
journal = {J. Integral Equations Appl.},
volume = {2},
number = {3},
year = {1990},
pages = { 595-613},
language = {en},
url = {http://dml.mathdoc.fr/item/1181075588}
}
Krenz, G.S.; Miller, R.K. Stability analysis of almost sinusoidal periodic oscillations in nonlinear control systems subjected to nonconstant periodic input. J. Integral Equations Appl., Tome 2 (1990) no. 3, pp. 595-613. http://gdmltest.u-ga.fr/item/1181075588/