9Mietz J, Fischer J, Isecke B. Cathodic Protection of Steel-Rein- forced Concrete Structures-Results from 15 Years' Experience [J]. Materials Performance,2001,40(12) :22-26.
10Hassanein A M,Glass G K,Buenfeld N R. Protection Current Distribution in Reinforced Concrete Cathodic Protection Systems [J]. Cement and Concrete Composites,2002,24( 1 ) : 159-167.