Data is organisation-to-organisation links of terrorist organisations operating in the Indian State of Jammu & Kashmir. Four 1-mode matrices persons by persons for years 2000 (5 x 5), 2001 (25 x25), 2002 (23 x 23), 2003 (18 x 18). Undirected, binary ties are "co-occurrence" mentions of terrorist organisations together in various sources e.g. on-line
covert_40list of igraph objects
Sudhir Saxena, K. Santhanam, Aparna Basu (2004), 'Application of social network analysis (SNA) to terrorist networks in Jammu & Kashmir<U+2019>, Strategic Analysis 28(1)