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1دورية أكاديمية
المؤلفون: Sivakumar Devireddy Charana Udaya, Kalyani Kruthiventi, Kanaparthi Rosaiah, Rao Gadde Srinivasa
المصدر: Polish Statistical Association, Statistics in Transition New Series. 20(1):103-116
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2دورية
المؤلفون: Sivakumar, Devireddy Charana Udaya, Kanaparthi, Rosaiah, Rao, Gadde Srinivasa, Kalyani, Kruthiventi
المصدر: Statistics in Transition. New Series; March 2019, Vol. 20 Issue: 1 p103-116, 14p