Cite book Title The Art of Electronics Last name Horowitz First name Paul Last name 2 Hill First name 2 Winfield Publisher Cambridge University Press Year of publication 1989 ISBN 0-521-37095-7 Edition Second Page(s) cited 44-47 ↑ British patent 24398 ↑ "D.R.P. and D.R.G.M.". Archived from the original on 2013-08-17. ↑ Strzelecki, R. Power Electronics in Smart Electrical Energy Networks. Springer, 2008, p.