TY - GEN TI - IEEE RECOMMENDED PRACTICE FOR GROUNDINGS OF INDUSTRIAL AND COMMERCIAL POWER SYSTEMS U1 - 621.3170218 PY - 1982/// CY - New York PB - KW - Electric Currents -- Grounding -- Standards KW - Electric Power Systems N1 - Revision Of Ansi/Ieee Std. 142-1972; Ieee Green Book ER -