Practical power systems protection / Les Hewitson, Mark Brown, Ben Ramesh. Hewitson, Les. Brown, Mark. jt. auth. Ramesh, Ben. jt. auth. Electric power systems Protection. 621.317 HEP Includes index. Amsterdam : Elsevier, 2005 (Printing 2009) 2005 (Printing 2009) 2005 Text x, 277 p. : eng Practical professional books from Elsevier.