@inbook{1289,
  author = {K.J. Negus and M.M. Yovanovich and J.V. Beck},
  title = {On the Non-Dimensionalization of Constriction Resistance for Semi-Infinite Heat Flux Tubes},
  year = {1989},
  journal = {Journal of Heat Transfer - Technical Notes},
  volume = {11},
  pages = {804-807},
  publisher = {Technical Notes},
}