Lau, Y. F. (2006). Temporal concordance [master's thesis, The University of Hong Kong]. Airiti Library. https://www.airitilibrary.com/Article/Detail?DocID=U0029-1812201200017610
Yadav, S. P., Yadav, R. K., & Yadav, D. K. (2013). On the Convergence of Jacobi Series at the Poles. Frontiers in Environmental Engineering, 2(2), 19-23. https://www.airitilibrary.com/Article/Detail?DocID=P20150611020-201306-201509140007-201509140007-19-23