@article{700292, title = {On the limit cycle of the van der Pol equation}, booktitle = {Proceedings of Equadiff 9}, series = {GDML\_Books}, publisher = {Masaryk University}, address = {Brno}, year = {1998}, pages = {229-235}, url = {http://dml.mathdoc.fr/item/700292} }
Odani, Kenzi. On the limit cycle of the van der Pol equation, dans Proceedings of Equadiff 9, GDML_Books, (1998), pp. 229-235. http://gdmltest.u-ga.fr/item/700292/