M. A., GOPALAN, VIDHYALAKSHMI S., and S. AARTHY THANGAM. “BSERVATION ON THE PAPER ENTITLED “SPECIAL PAIRS OF RECTANGLES AND SPHENIC NUMBER”. International Journal of Multidisciplinary Research and Studies 2, no. 03 (March 29, 2019). Accessed May 5, 2024. https://ijmras.com/index.php/ijmras/article/view/54.