1. Damodar Suar is Associate Professor, Department of Humanities and Social Sciences, Indian Institute of Technology, Kharagpur, West Bengal.
2. Hare R. Tewari is Professor, Department of Humanities and Social Sciences, Indian Institute of Technology, Kharagpur, West Bengal.
3. Kostubh R. Chaturbedi is a research scholar in the Department of Humanities and Social Sciences, Indian Institute of Technology, Kharagpur, West Bengal.