Soni TK, Singla HK. A Study of the Efficiency and Unbiasedness in NCDEX: A Case Study of Guar Gum. IJF [Internet]. 2013 Nov. 1 [cited 2025 Aug. 6];7(11):28-37. Available from: https://www.indianjournalofcapitalmarkets.com/index.php/IJF/article/view/72070