@article {Germano Pavao:October 2008:0020-739X:961,
	author = "Germano Pavao, H.",
	author = "Capelas de Oliveira, E.",
	title = "On a general class of trigonometric functions and Fourier series",
	journal = "International Journal of Mathematical Education in Science and Technology",
	volume = "39",
	year = "October 2008",
	abstract = "We discuss a general class of trigonometric functions whose corresponding Fourier series can be used to calculate several interesting numerical series. Particular cases are presented.",
	pages = "961-967(7)",
	url = "http://www.ingentaconnect.com/content/tandf/tmes/2008/00000039/00000007/art00011"
	doi = "doi:10.1080/00207390802054490"
}