@article{Focke1975a,
	title = {Eine modifikation des reduzierten gradientenveriahrens},
	author = {J. Focke},
	journal = {Statistics},
	number = {4},
	pages = {561--569},
	publisher = {Taylor \& Francis},
	url = {http://www.informaworld.com/10.1080/02331887508801236},
	volume = {6},
	year = {1975},
	biburl = {http://www.bibsonomy.org/bibtex/2198647d4fcb02ed44ab0b79c3aa81d05/smicha},
	issn = {0233-1888},
	keywords = {imported }
}