Ardissono, Liliana, Alexander Felfernig, Gerhard Friedrich, Anna Goy, Dietmar Jannach, Giovanna Petrone, Ralph Schafer, and Markus Zanker. “A Framework for the Development of Personalized, Distributed Web-Based Configuration Systems”. AI Magazine 24, no. 3 (September 15, 2003): 93. Accessed August 4, 2020. https://www.aaai.org/ojs/index.php/aimagazine/article/view/1721.