Kumari Sreeja S Nair. Approximation of the Series $\sum\limits_{n=1}^{\infty} \frac{(-1)^{n-1}}{4 n-3}$. Int. J. Math. And Appl. [Internet]. 2021 Dec. 15 [cited 2024 May 7];9(4):89-90. Available from: http://ijmaa.in/index.php/ijmaa/article/view/32