Loet Leydesdorff

Leydesdorff, Loet, Carley, Stephen and Rafols, Ismael. 2013. "Global Maps of Science based on the new Web-of-Science Categories." Scientometrics, 94(2): 589-593.

Rafols, Ismael, Porter, Alan L. and Leydesdorff, Loet. October, 2009. "Science Overlay Maps: A New Tool for Research Evaluation." Presentation. 2009 Atlanta Conference on Science and Innovation Policy, Atlanta, GA.

Rafols, Ismael, Porter, Alan L. and Leydesdorff, Loet. 2009. "The Use of Global Maps of Science in Management and Policy Contexts." Presentation. Accepted. ENID Indicators Conference 2010.

Rafols, Ismael, Porter, Alan L. and Leydesdorff, Loet. 2010. "Science Overlay Maps: A New Tool for Research Policy and Library Management." Journal of the American Society for Information Science and Technology, 61(9): 1871-1887.