Maximizing the number of independent subsets over trees with bounded degree.

Clemens Heuberger Stephan G. Wagner Maximizing the number of independent subsets over trees with bounded degree. 49-68 2008 58 Journal of Graph Theory 1 http://dx.doi.org/10.1002/jgt.20294 db/journals/jgt/jgt58.html#HeubergerW08