@inbook{1288,
  author = {S. Lee and M.M. Yovanovich},
  title = {Natural Convection From a Vertical Plate with Step Changes in Surface Heat Flux},
  year = {1989},
  journal = {ASME National Heat Transfer Conference},
  volume = {107},
  pages = {239-247},
  publisher = {The American Society of Mechanical Engineering},
  address = {Philadelphia, PA},
}