@article{702205,
title = {Control and the van der Pol equation},
booktitle = {Equadiff IV},
series = {GDML\_Books},
publisher = {Springer-Verlag},
address = {Berlin},
year = {1979},
pages = {[73]-80},
mrnumber = {MR0535325},
zbl = {0401.49019},
url = {http://dml.mathdoc.fr/item/702205}
}
Conti, R. Control and the van der Pol equation, dans Equadiff IV, GDML_Books, (1979), pp. [73]-80. http://gdmltest.u-ga.fr/item/702205/