@article {9853,
	title = {Wavefunction scaling in a quasi-periodic potential},
	journal = {Journal of Physics A: Mathematical and General},
	year = {1983},
	pages = {1911-1919},
	doi = {10.1088/0305-4470/16/9/015},
	author = {D.J. Thouless and Q. Niu}
}
