Bibliometric Analysis of Defence Science Journal (DSJ) During 2007–2011

The present study explores the publication trends of scholarly papers in Defence Science Journal (DSJ). DSJ is a bimonthly publication of the Defence Research and Development Organisation (DRDO), Ministry of Defence, Government of India, is published by the Defence Scientific Information and Documentation Centre (DESIDOC), Delhi since 1949. It is published in the months of January, March, May, July, September and November. It publishes original research papers in various disciplines of science and technology. The study examines the content of papers published during 2007–2011, including the annual average growth rate (%), authorship pattern, degree of collaboration, length of papers, distribution of citations, keywords, geographical scatter, length of papers, most prolific author etc. Collaboration was calculated using Subramanyam's formula, chi square was used to identify the statistical significance and Lotka's Inverse Square Law was used to identify author's productivity. It is observed that authors distributions do not follow Lotka's law. The study also identified Indian Institute of Technology is the most productive institution/organization and Himanshu Shekhar is the most prolific contributor during the period under study.