R. Jäschke, и S. Rudolph. Contributions to the 11th International Conference on Formal Concept Analysis, стр. 19--34. Technische Universität Dresden, (мая 2013)
G. Stumme. Ordinal and Symbolic Data Analysis. Proc. OSDA'95. Studies in Classification, Data Analysis, and Knowledge Organization 8, стр. 31-44. Heidelberg, Springer, (1996)
G. Stumme. Data Analysis and Information Systems. Statistical and Conceptual approaches. Proc. GfKl'95. Studies in Classification, Data Analysis, and Knowledge Organization 7, стр. 457-469. Heidelberg, Springer, (1996)
G. Stumme. Ordinal and Symbolic Data Analysis. Proc. OSDA'95. Studies in Classification, Data Analysis, and Knowledge Organization 8, стр. 31-44. Heidelberg, Springer, (1996)
G. Stumme. Data Analysis and Information Systems. Statistical and Conceptual approaches. Proc. GfKl'95. Studies in Classification, Data Analysis, and Knowledge Organization 7, стр. 457-469. Heidelberg, Springer, (1996)