@book{22131,
	author = {Razik, Hubert.},
	title = {Handbook of asynchronous machines with variable speed /},
	publisher = {ISTE ;},
	year = {2011.},
	address = {London :},
	url = {http://catdir.loc.gov/catdir/enhancements/fy1106/2010048625-d.html}
}