1. Method of determining the buckling load.: Hydraulic fluid power cylinders.: ISO TS13725 (2001)
2. Method of determining the buckling load.: Hydraulic fluid power cylinders.: ANSI/(NFPA) T3.6.37 (1998)
3. Timoshenko, G.: Theory of Elastic Stability. McGraw hill publication (1963)
4. Manicka Selvam, V.K.: Critical buckling load of non-prismatic columns using weighted moment of inertia. Bulletin 119. Regional engineering college, Calicut (1999)