IEEE recommended practice for grounding of industrial and commercial power systems / 
sponsor, Power Systems Engineering Committee of the IEEE Industry Applications Society, approved June 27, 1991 IEEE Standards Board, approved December 9, 1991, American National Standards Institute 
 - 234 páginas 
<br/><br/> "IEEE std 142-1991 (revision of ANSI/IEEE std 142-1982" 
<br/><br/><label>ISBN: </label>1-55937-141-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sistemas de energía eléctrica--Protección--Normas--Estados Unidos<br/>Corrientes electricas--Conexion a tierra--Normas--Estados Unidos
<br/><br/><label>LC Class. No.: </label>TK4035  / A5 1991