1. 1Hassani, A. V. "An Investigation of Free Convective Heat Transfer from Bodies of Arbitrary Shape," Ph.D. Dissertation, Dept. of Mechanical Engineering,Univ. of Waterloo, Waterloo, ON, Canada,1987.
2. Steady Conduction in Three-Dimensional Shells
3. Conduction Shape Factor for a Region of Uniform Thickness Surrounding a Three-Dimensional Body of Arbitrary Shape
4. 5Incropera, F. P., and DeWitt, D. P., Fundamentals of Heat and Mass Transfer, 4th ed.Wiley, New York, 1996, pp.96-99.