Janowicz, Krzysztof, Frank van Harmelen, James A. Hendler, and Pascal Hitzler. “Why the Data Train Needs Semantic Rails”. AI Magazine 36, no. 1 (March 25, 2015): 5-14. Accessed October 25, 2020. https://www.aaai.org/ojs/index.php/aimagazine/article/view/2560.