1. Krendzelak M, Jakab F (1990) Text categorization with Machine Learning and Hierarchical Structure In: The Technical University of Kosice, pp 396–402. https://www.researchgate.net/publication/307854016 Text categorization with machine learning and hierarchical structures (Book download)
2. McCallum A (1999) Multi-label text classification with a mixture model trained by them. In: AAAI workshop on text learning, pp 1–7
3. Lewis DD, Ringuette M (1994) A comparison of two learning algorithms for text categorization. In Third annual symposium on document analysis and information retrieval, vol 33, pp 81–93
4. Kim Y (2014) Convolutional neural networks for sentence classification. In: Conference on empirical methods in natural language processing
5. Kalchbrenner N, Grefenstette E, Blunsom P (2014) A convolutional neural network for modelling sentences. In: Proceedings of the 52nd annual meeting of the association for computational linguistics, pp 655–665