9Ryszard S Michalski.Knowledge Mining: A Proposed New Direction. [2008 - 10 - 20]. http ://www. mli. gmu. edu/papers/ 2003 - 2004/03 - 5. pdf
10Michael Gibbert, Marius Leibold, Gilbert Probst. Five Styles of Customer Knowledge Management and How Smart Companies Use Them to Create Value.European Management Journal, 2002(5): 459 - 469