1. Goldberg , P. , A Digital Computer Solution for Laminar Flow Heat Transfer in Circular Tubes , M.S. thesis , Massachusetts Institute of Technology , Cambridge , 1958 .
2. Laminar-flow heat transfer in the entrance region of circular tubes
3. Hornbeck , R. W. , An All-Numerical Method for Heat Transfer in the Inlet of a Tube , ASME Paper 65-WA/ HT-36 , 1965 .