Gopalan, M., S. Vidhyalakshmi, and N. Thiruniraiselvi. “CONSTRUCTION OF IRRATIONAL GAUSSIAN DIOPHANTINE QUADRUPLES”. International Journal of Engineering Technologies and Management Research 1, no. 1 (April 30, 2015): 1-7. Accessed January 19, 2022. https://www.granthaalayahpublication.org/ijetmr-ojms/index.php/ijetmr/article/view/01_IJETMR15_A04_02.