1. IS: 802, Indian Standard code of practice for use of structural steel in overhead transmission line towers,1977
2. IS: 802 (proposed) CED7 (4724) - 1989 - Indian Standard code of practice for use of structural steel in overhead transmission line towers,1989
3. IS: 875, Indian Standard code of practice for design loadings (other than earthquake) for buildings and structures part 3: wind loads (second revision ),1987
4. The Indian Electricity Rules,1956
5. A report on structural damages due to cyclone in Andhra Pradesh'SERC;Venkateswaralu,1978