@article {542,
	title = {Chaotic magnetic field lines in a Tokamak with resonant helical windings},
	journal = {Chaos, Solitons \& Fractals},
	volume = {11},
	year = {2003},
	month = {Jan-04-2000},
	pages = {765 - 778},
	issn = {09600779},
	doi = {10.1016/S0960-0779(98)00200-8},
	url = {http://linkinghub.elsevier.com/retrieve/pii/S0960077998002008http://api.elsevier.com/content/article/PII:S0960077998002008?httpAccept=text/xmlhttp://api.elsevier.com/content/article/PII:S0960077998002008?httpAccept=text/plain},
	author = {J. S. E. PORTELA and R L Viana and I. L. Caldas}
}
