A. K. Choudhury Ravi Shankar M. K. Tiwari Consensus-based intelligent group decision-making model for the selection of advanced technology. 1776-1799 2006 42 Decision Support Systems 3 http://dx.doi.org/10.1016/j.dss.2005.05.001 db/journals/dss/dss42.html#ChoudhuryST06