1. The role of geometric imperfections in the collapse of a cooling tower;Kemp;Struct. Eng.,1976
2. General equation of elastic stability for thin shells;Koiter,1966
3. Recommendations for the structural design of hyperbolic or other shaped cooling-towers;Kratzig,1971
4. BS 4485 (Draft), Part 4, Structural Design of Cooling Towers,1973
5. Reinforced concrete cooling tower shells — practice and commentary;ACI-ASCE Committee 334;ACI J.,1977