@article {yohai1988high,
	title = {High breakdown-point estimates of regression by means of the minimization of an efficient scale},
	journal = {Journal of the American statistical association},
	volume = {83},
	number = {402},
	year = {1988},
	pages = {406{\textendash}413},
	publisher = {Taylor \& Francis},
	author = {Yohai, V{\'\i}ctor J and Zamar, Ruben H}
}
