Recommended Practice-Design, Installation, Operation, and Maintenance of Impressed Current Deep Groundbeds
外部電源方式用深埋電極の設計・設置・運転および保守に関する推奨工法

1973 Corrosion engineering digest  
doi:10.3323/jcorr1954.22.8_344 fatcat:pk3qwi677zcs7iabgtdpxfupy4