TAJTÁKOVÁ, Mária. Machine learning for market segmentation of opera and ballet audience. In Creativity & innovation: imperatives for global business and development. International conference. Creativity & innovation: imperatives for global business and development : proceedings of the 10th international conference of the Society for global business and economic development (SGBED). - Kyoto : Ryukoku University, 2007. ISBN 978-0-9797659-0-2, s. 1651-1664.