Specification for cable sealing boxes for oil-immersed transformers suitable for paper-insulated lead-sheathed cables for highest system voltages from 12 kV up to and including 36 kV (second reprint December 1997) - New Delhi Buraeu of Indian standards, New Delhi 1979 - 38p. ; 21 cm.

Indian Standard No. : IS 9147

IS 9147