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title = {{Incorporating domain knowledge into topic modeling via Dirichlet Forest priors}},  booktitle = {Proceedings of the 26th Annual International Conference on Machine Learning - {ICML} {\textquotesingle}09},  }  @book{Mandelbrojt_1971,  doi = {10.1007/978-94-010-3134-9},  url = {http://dx.doi.org/10.1007/978-94-010-3134-9},  year = {1971},  publisher = {Springer Science $\mathplus$ Business Media},  author = {S. Mandelbrojt},  title = {{Dirichlet Series}},  }