Combining Unsupervised and Supervised Data Mining Techniques for Conducting Customer Portfolio Analysis. - Zhiyuan Yao; Annika H. Holmbom; Tomas Eklund; Barbro Back (ICDM, 2010)

Customer portfolio analysis using the SOM. - Annika H. Holmbom; Tomas Eklund; Barbro Back (Int. J. Bus. Inf. Syst., 2011)

Green vs. Non-Green Customer Behavior: A Self-Organizing Time Map over Greenness. - Annika H. Holmbom; Samuel Rönnqvist; Peter Sarlin; Tomas Eklund; Barbro Back (ICDM Workshops, 2013)

Visual Data-Driven Profiling of Green Consumers. - Annika H. Holmbom; Peter Sarlin; Zhiyuan Yao; Tomas Eklund; Barbro Back (IV, 2013)