Gupta, B., Kumar, S., Khanna, H. and Amla, T. (1999) “IMPACT OF PROFESSIONAL AND CHRONOLOGICAL AGE ON THE PRODUCTIVITY OF SCIENTISTS IN ENGINEERING SCIENCE LABORATORIES OF CSIR”, Malaysian Journal of Library & Information Science, 4(1), pp. 103–107. Available at: http://mjlis.um.edu.my/index.php/MJLIS/article/view/6756 (Accessed: 24 March 2023).