@article {30,
	title = {Artin-Whaples approximations of bounded degree on algebraic varieties},
	journal = {Proceedings of the American Mathematical Society},
	volume = {142},
	year = {2014},
	month = {2014/05},
	pages = {2953-2964},
	doi = {10.1090/S0002-9939-2014-12021-1},
	url = {http://www.ams.org/journals/proc/0000-000-00/S0002-9939-2014-12021-1/},
	author = {Mantova, Vincenzo and Zannier, Umberto}
}