摘要:19735 citations in the doctoral dissertations submitted between 1990-2010 in the Department of Botany, Annamalai University, India were analyzed for identifying their document types, authorship pattern, ranking of cited journals and subject wise distribution of citations. The finding reveals that nearly 69.09% citations were from journals and 14% from books. The subject wise distribution of theses reveals that Genetics, Microbiology, Eco- Toxicity, Plant Physiology, Remote Sensing, Agriculture, Air Pollution and Climate Change forms more than half of the total theses submitted during the period. USA, UK and India contributes 9062 (45.91%) of total citations. The authorship pattern study reveals that the highest number of journal citations from multi authors around 74.24% percent of total journal citations.