@article {AtHiLuMa06,
	title = {Effective strong dimension in algorithmic information and computational complexity},
	journal = {SIAM Journal on Computing},
	volume = {37},
	year = {2007},
	pages = {671-705},
	url = {http://webdiis.unizar.es/\%7Eelvira/publicaciones/esdaicc.pdf},
	author = {K.B. Athreya and J.M. Hitchcock and J.H. Lutz and E. Mayordomo}
}

